this current called the humble current is actually a current that comes from the antarctic. and it brings all this coal rich water on by also very thin oxygen because it's cold. so the current also create huge amount of life for a massive, bigger area. the definite article, the only way to actually have more fish, even in the future or to have a life in this planet is likely to. but they some of those places that are key for the balance of the planet. for the 3rd year in a row chile and argentina, jointly asking the annual meeting of the commission to declare parts of the peninsula off limits to commercial fishing in the southern oceans. unique environment supports species that can't be found anywhere else on the planet. so the idea is to manage in a different way fishery an activity occurring in the area by and in this that includes areas calmly called non take sols, where the fishery will not be allowed. but there is resistance, particularly from russia and china. argentina says there's no time to lose, but even the money said, argentina and chile have taken the initiative

but all this is in danger of extinction because of overfishing around the antarctic peninsula, which is why the commission for the conservation of antarctic marine resources is being asked to approve a proposal for the creation of a marine protected area around the peninsula with signs that the show in the data gets particularly dedicated, but also very important for the whole world. why are you saying that antartica into the rest of the world? this current goal, the humble current, is actually a current that comes from the antarctica. and it brings all this coal rich water on might very innocent by also be retained oxygen because it's cold. so the current also create huge amount of life for a mass bigger area. the definite article, the only way to oakley, have more feet, even in the future or to have a life in this planet is likely to. but they, some of those places that are key for the balance of the planet. for the 3rd year in a row chile and argentina, jointly asking the annual meeting of the commission to declare parts of the peninsula off limits to commercial fishing in the sou

a latin america editor lucien newman reports from santiago the waters around the antarctic peninsula not only home to unique moving animals, but also to their means of survival. they eat krill, a key species in the southern oceans eco system. but all this is in danger of extinction because of overfishing around the antarctic peninsula, which is why the commission for the conservation of antarctic marine resources is being asked to approve a proposal for the creation of a marine protected area around the peninsula. the science that's been showing the biggest particularly dedicated but also very important for the whole world. why are you saying that antarctica? so rewarding to the rest of the world. this current coal, the humble current, is actually a crime that comes from the antarctica and it brings all this coal rich water on. my program hasn't quite also been retained oxygen because it's cold. so the current also create huge amount of life for a massive bigger area. the death antartica, the only way to kelley have more fish, even in the future, or to have a life in this planet is l

and scientists warn, a lack of satellites could leave the world blind to changes in the arctic and antarctic caused by climate change. color ethiopia's prime minister has declared that the military operation in tikrit region is over. hours after government troops entered the regional capital mckelway . the national army's chief of staff says government troops are now in full control of the city. so the gin bottle and our army after having prepared yesterday on how to control mackell. a city without incurring collateral damage on the civilian population, have now fully taken control of mackellar. as of this afternoon. now we fully control city. our army is hunting and going after and searching for the anti peace elements that are now hiding in holes. as the leader of the grand forces has told the reuters news agency, they'll continue to fight the government. earlier to grand leaders said the city was under heavy bombardment, has a better one now today the city of mecca, i was subjected to artillery, shelling and airstrikes targeting the city. the regional government announces that the attacks

and scientists warn, a lack of satellites could leave the world blind to changes in the arctic and antarctic because of global warming. so we begin in ethiopia, where the government has told their opposition fighters could still be hiding out in the grand capital, mccalla a after the military seized the city on saturday and says it now has gained full control and federal police are searching for members of the 2 grand people's liberation front in the city and surrounding areas, the group is vowing to fight on. in another development, the u.s. state department says 6. explosions were heard in the eritrean capsule, asked maher on saturday. there's been no claim of responsibility, but forces confirmed firing missiles at the city just under 2 weeks ago. and the u.n. says it's concerned about unconfirmed reports of violence against 100000 eritrean refugees living in 2 gray also set to run out of food by monday. there my colleague, sammy's a down, spoke to she's the spokeswoman for the ethiopian prime minister's office. and he asked if they expected there to be any retaliation by the ground forces

so these 2 in particular fly over the poles, the arctic, and the antarctic, and they're the only satellites i can look at those particular regions. so there's a nasa satellite called i sat 2 which uses laser beams to measure the ice height. and then cryo set to which is a european satellite that uses radar. so i sat launched and 20 team its mission was for 3 and a half years, but it has enough fuel onboard to make it to 2025. so it could record measurements until then that too has been in space for 10 years now, and it's running out of fuel, and it's having some battery issues. so in order to continue these types of crucial measurements, scientists need to start now on the next generation of satellites are going to do this job, sea ice. and these types of things govern many climate issues all across the world . ocean currents, whether they like hurricanes and different types of storms like better all, you know, dependent upon sea temperatures. and that ice is a big factor in that hello again. this is al jazeera and these are the headlines. ethiopia's prime minister says the week's long mili

and scientists warn a lack of satellites could leave us blind to vital changes in the arctic and antarctic for years. hello, ethiopia's prime minister says the military operation in the northern tikrit region is over. after government troops entered the original capital mccully, the national army's chief of staff says they're now in full control of the city. earlier to grain leaders said the city was under heavy bombardment. has about today the city of mecca, i was subjected to artillery, shelling and airstrikes targeting the city. the regional government announces that the attacks against the city and its residents are a violent attack. and we pledge to respond to it, and we will hold out despite the ferocity of the aggression. the un's commissioner for refugees appealed for access to the area. as concern grows for more than half a 1000000, people who live there entry to the region has been tightly controlled and phone and internet links cut since fighting began 3 weeks ago. in neighboring sudan as arches are struggling to help all the 43000, people who fled the fighting like a web is fol

so i just want to lack of satellites could leave us blind to vital changes in the arctic and antarctic in years and in sport, peter will be here with action into milan's latest match, and it's a stop football league. there's a distinctly gloomy feel to the weather. the good part of eastern europe has been cold. been persistent fog for a while and over the top of that this cloud. yes, admittedly says some of the fog will lift, but it's still cold in the snow fall and any lights that they were from probably austria eastwards for the next day or so that's going to be the story. if you're in western germany or beyond, that is still cold and frosty in the morning, briefly before the sun comes out afterwards. can these unsettled weather in the central med that's going towards greece. but vienna represents the georgie. i think with temperatures dropping in the wind, picking up as a cult southeast would be wind chill to add to those snow showers for the sun will be a rarity. i think the snow proper will go down to his bow guerrier and rumania, maybe significance. now i think during monday was

spoke, flanked by the all powerful crown prince, some participants were running late, the russian antarctic, delegations, and particular. when vladimir putin did arrive, he backed the summits, calls for the poorest to get access to a vaccine. but yours, with russia supports the draft key decision of the current summit aimed at making effective and safe vaccine to be able to all. there is no doubt that drugs for immunization are and should be accessible to everyone. those new york, i'm accused of the saudi arabia's human rights record, hardly to awkward questions the faces of jailed female activists projected on the louvre in paris. but many leaders to included that working together with the gulf kingdom to tackle covert 19 was a matter of arjun singh. that's a good thing to this end. we need to sustainably strengthen the world health organization. we need reliable funding, better cooperation, greater independence, and the g 20 can provide important indeed crucial support in this area. in lieu of the traditional family food to project a more on june 18th century polish, it seemed to capture

striking high altitudes in the arctic and antarctic circles. >>> former president obama's book is off to a great start. >> and protests over the shooting of two black teenagers. those are some of the headlines on the news stand. joo >>> florida today said hundreds held a rally calling for justice after two teens were shot and killed by a sheriff's deputy. leaving the 18-year-old and 16-year-old dead. a warning now the video is graphic. >> stop the vehicle. stop the vehicle. stop. 1033. stop the vehicle. >> one deputy can be heard repeatedly calling for the car to stop. he apparently thought the car might have been stolen. the sheriff said the car accelerated towards the deputy and he fired to prevent it from crashing into him. the two deputies involved have been put on paid leave pending the outcome of a state investigation. >>> a washington post says a judge ordered the trump administration stop expelling migrant children trying to enter the u.s. without a parent. aimed at preventing the spread of the coronavirus at border station. the government has expelled more than 200,000 people

plus, the lost whaling station is a beacon of hope as the whales return ande thriv the antarctic. ♪ welcome"world news america" pbs and around the globe. there is yet more reason to be optimistic about the coronavirus vaccineop being dev by pfizer and biontech. it has passed safety checks, making it ready for approval by authorities aroundhe world. our medical editor, fergus, has more. reporter: more good news on vaccines. last week, pfizer and biontech t announced abouir vaccine, now we have more detail. over 95% effective over the 65 age, and there are cases across 40,000 volunteers, 162 among volunteers who took dummy or placebos and only eight in the vaccinated group. there were no serious concerns, but a sma minority of volunteers suffered significant headaches or fatigue. >> i think this is good news, that it shows good protection andse elderly people, bechat was a question we could not answer after the first announcement last week. usually declines we age, so it is highly significant the vaccine protects the elderly, who a most at risk for covid. two doses. booster doses may be neede

must say, i mean it's almost an ass, not ministers, especially not money when people are in the antarctic on promotion that if they want there's been times where it is probably others misrata on that last he was not different from the entire line of throws. if you go in and you see no different or better, just put it on the open or i would as the next authentic, it clearly felt and mention punish. my unusual when his rule is that if you feel people are most humans in their predicament, part of the ministry, if you were to allow encounter at this point in life and they cannot discount, not when there never was an easy hell. it's temporary and sell. ok if you already have and yes, you probably go says you better deal than going tougher by using break on the split other was hard on my parents how this happens. i look at, can i make any i wish i was them, but i doubt this. i want to get into that with others. i'm either going off on my own and started my blood. i was your backup. proceed to make it again, that are normally on the net or they're going to monitor what us we're going to do . you

must say, i mean it was almost an ass, not ministers, especially not money when people are in the antarctic on promotion that it was just, there's been times where it is probably others misrata on that last he was happy thought from the entire line of throws, if you lead and you'll see no different or better, just punishment, one little bundle i was next to authentic. it really felt and mission parish. my unusual went on who's, who is the field? people are most humans in their time in part of the ministry, if you were calorie content at this point in life and they could not discount not when there never was. and then he had his temper and sell ok already had me as you probably go, says you better deal than going tougher by using break on this plate. otherwise our them open. salvation depends how ok, can i make any at which i was? i'm going to let out of this. i want to get into that with others. i'm either going to come out and started my blog, then it was your backup. proceed to make it again in a moment on the net or they're going to monitor what us we're going to do. you know, my sense w

was so, i mean, it was almost an ass, not ministers, especially not money when people are in the antarctic on promotion. that if it weren't, there's been times where it is probably others misrata on that last the heartless what it was like to think from their entire life and throws it if you leave and you see no defunct, or better just punishment on the open or i would as the next authentic, it clearly felt and mission parish. my unusual went on. who is the field? people are most famous in their time. in part of the ministry, if you were tyler encountered at this point in life and they could not discount, not when there never was. and that he had his temper and how ok, you already had met him privately. go says he better deal than going tougher by using a break on this bleak other was hard on my parents how this happens, how ok can i make any at which i was done? but i doubt this. i want to get into that with others. i'm either going off on my own and started my blood up with your backup procedure. make it again that are normally on the net or they're going to monitor what us we're going t

than 3 percent is freshwater and most of that is in snow and ice in glaciers and in the arctic and antarctic so the amount easily accessible to us humans is relatively tiny. it's in rivers and lakes and under our feet groundwater they're usually hidden from view is vitally important. hello and welcome to tomorrow today the science show on t.w. . the vast amounts of water on our planet answering still but in motion in a perpetual cycle heat from the sun makes water evaporates and rise into the air as it condenses it forms clouds and eventually precipitation ensues in the form of rain snow or hail. some of that was a evaporates again directly some is taken up by plants and flows into rivers lakes and seas seeps into the earth and replenish into the groundwater some of that in turn makes its way to the surface. is the upper rhine valley in southwest germany. there are places here where something valuable and increasingly rare topples up to the surface. clear pure groundwater. feel right at home in. it as do many other species of fish. some are facing extinction the european is a critically enda

than 3 percent is freshwater and most of that is in snow and ice in glaciers and in the arctic and antarctic so the amount easily accessible to us humans is relatively tiny. it's in rivers and lakes and under our feet groundwater that usually hidden from view is vitally important. hello and welcome to tomorrow today the science show on d w. the vast amounts of water on our planet and sitting still but in motion in a perpetual cycle heat from the sun makes water evaporate and rise into the air as it condenses into forms clouds and eventually precipitation ensues in the form of rain snow or hail. some of that water evaporates again directly some is taken up by plants flows into rivers lakes and seas seeps into the earth. and replenish since the ground war set some of that in 10 makes its way to the surface. this is the upper rhine valley in southwest germany. there are places here where something valuable and increasingly rare couples up to the surface. clear pure groundwater. pike feel right at home in it as do many other species of fish. some are facing extinction the european there's a crit

than 3 percent is fresh water and most of that is in snow and ice in glaciers and in the arctic and antarctic so the amount easily accessible to us humans is relatively tiny. it's in rivers and lakes and under our feet groundwater they're usually hidden from view is vitally important. hello and welcome to tomorrow today the science show on g.w. . the vast amounts of water on our planet and setting still but in motion in a perpetual cycle heat from the sun makes water evaporates and rise into the air as it condenses forms clouds and eventually precipitation ensues in the form of rain snow or hail. some of that water evaporates again directly some is taken up by plants and flows into rivers lakes and seas seeds into the earth and replenishes the ground water some of that in turn makes its way to the surface. is the upper rind valley in southwest germany. there are places here where something valuable and increasingly rare topples up to the surface. clear pure groundwater. feel right at home. it has too many other species of fish. some are facing extinction the european is a critically endangere

after that, the antarctic ocean awaits them.t is a 70 to 80 day solo race around the world and finally, the cape horn. before racing back to france at speeds of 75 kilometers an hour -- only half of the competitors will make it to the finish line. >> i only live in the moment anyway, and i try not to think about how far i have to go. when you look at my progress on the map, and i look at them crawling around at a snail's pace, but then i look at the water and they are moving pretty quickly. the first storms cropped up early, and a few of the the favorites -- he was able to bypass them. surrounded by noise, snatching sleep for only a few minutes at a time. this is what he has spent years training for. he is able to trim the huge sale spanning two tennis courts. it might be jampacked with high-tech, but he is the one that has to navigate his way through the wind and rain. they have completed around one. of the root. they have moved a vessel to sixth place. this research is set to record data on global warning -- global warming. >>

pfizer's vaccine requires two doses 21 days apart and using the freezers to store the medicine at antarctic like temperatures in rural wisconsin that is the challenge. does the typical rural hospital have the capacity to keep the vaccine at minus 94 degrees zero >> absolutely not. >> reporter: add to that over worked staff treating covid patients and no sign of $6 billion in federal funds needed to distribute the vaccines >> can't do anything without cash we're cash strapped right now. that's not going to change between now and when the vaccine comes out. >> reporter: in rural and urban areas, the biggest problem may be trust the most recent gallup poll shows only 6 in 10 americans would agree to be vaccinated. >> people who get it early should be the champions. we should know about them. we can build on that especially the black population that is more hesitant. >> reporter: so they can take the next step in ending the pandemic >>> pope francis made history as he installed 13 new cardinals including will ton gregory an archbishop from washington, d.c. he's the first african-american cardin

than 3 percent is freshwater and most of that is in snow and ice in glaciers and in the arctic and antarctic so the amount easily accessible to us humans is relatively tiny. it's in rivers and lakes and under our feet groundwater that usually hidden from view is vitally important. hello and welcome to tomorrow today the science show on t.w. . the vast amounts of water on our planet answering still but in motion in a perpetual cycle sheet from the sun makes water evaporates and rise into the air as it condenses into forms clouds and eventually precipitation in ca in the form of rain snow or hail and some of that water evaporates again directly some is taken up by plants and flows into rivers lakes and seas seeps into the earth and replenishes the ground water some of that in turn makes its way to the surface. is the upper rhine valley in southwest germany. there are places here where something valuable and increasingly rare bubbles up to the. surface. clear pure ground water. pike feel right at home in it as too many other species of fish. some are facing extinction the european is a critical

so in the spring time, it would fly over the arctic and in the winter it would fly over the antarctic. so europe is proposing a similar type of aircraft that would do the same measurements. so the measuring could continue or at any time soon appreciate your expertise on this. thanks very much indeed. thank you. still ahead would support the new zealand rugby team pay their respects to diego? maradona. peter will be here with captaining a leading used team at 16 years old. takes determination to the staying on top of your game at school. the whole family bands together and shares the sacrifices necessary for a son to have a shot at becoming a professional footballer. my tune is your home game on a jersey. i want a hands on challenge working in asia and africa. there'd be days where i'd be choosing editing my own stories in a refugee camp that know it's interesting. and right now we're confronting some of the greatest challenges that humanity has ever faced. and i really believe that the only way we can do that is with compassion and generosity and compromise. because our, the only way

after that, the antarctic ocean awaits them with it's icy temperatures and waves as high as houses. it's a 70 to 80 day solo right around the globe. finally, the deadly cape horn, before racing back to france at speeds of up to 75 kilometers per hour. only around half of the competitors will make it to the finish line. it was always on only live in the moment anyway, and i try not to think about how far i've still got to go. when you look at my progress on a map and i look like i'm calling along at an excruciating the slow, snail's pace around the world. but when i look at the surface of the water and i'm moving pretty quickly. so i made for the races. 1st storms crops up early. unlike a few of the other competition favorites, herman was able to bypass them unscathed, surrounded by roaring noise, snatching sleep only a few minutes at a time. this is what he has spent years training for. he's able to move loads weighing several times with the help of nice to trim the huge sales spending to tennis courts. his butt maybe jam packed with high tech, but he's the one who has enough to get

colder than antarctic temperatures all through the last mile in your point of delivery. it's extremely, it's extremely challenging. we're all going to have to adapt in some way, and that maybe require political change, storage or alternative methods of packaging and delivering a new the vaccine. so that globally, you know, all of us will have access to one or more the vaccines for more. now i'm joined by dr john campbell. he is an independent health analyst and he's generated a large following on social media for all questions. coronavirus pandemic. dr. campbell, it's good to see you again. i'd like for us to start with medan and take a listen to what the company's chief medical officer said about safety and the vaccine trials in terms of significant safety concerns. serious threats to our health, we've not seen any such concerns to date. of course, we continue to monitor and will continue to monitor so on the trial this monitor, this monitoring continues. now, dr. campbell, today the company said that the trials showed 94 percent effectiveness and 100 percent effectiven

a 19th-century antarctic expedition providing a link for that. if you want to order that you can too. i am happy and thrilled to welcome scott anderson and julian sancton, to reinstate the publication day which is an exciting day for authors when they get to see their book for the first time. if everyone would help me celebrate that by giving them a hearty round of applause wherever you are. thank you so much. >> thank you so much. for everybody tuning in. this is such a critical period of history, geography, and time, the couple decades you cover, so much goes on in that period, you dealt with this by focusing on four people who were extremely influential but not household names. how did you settle on this approach and how did you settle on these four guys? >> i was a product of the cold war. south korea, taiwan, they are military dictatorships, very anti-communist. the sense of the cold war as a real thing, i grew up with that and i wanted to explore that. and do a little bit of research and came to the conclusion so much over the cold war, alm

we wanted it actually 12, not just behind the times as the crisis would be much nearer the antarctic. this could be going to the bear creek understood to be the brought up to the present. i think they're appropriate to both the fact that the building can actually get all i can safely. thank you. thank you for what you've done. also coming up there are reports of an historic secret meeting in saudi arabia, the 1st face to face between the crown prince and the israeli prime minister, the saudis denying that the meeting ever happened. benjamin netanyahu is denying nothing. i have never commented on these things over the years and i do not intend to start now with you, our viewers on p.b.s. in the united states and to all of our viewers around the world. welcome. we begin the day once twice, 3 times with vaccine hopes. this is the 3rd monday in a row that the world has been given. a reason to think that the end of the coronavirus pandemic may be near 2 weeks ago. it was fines are in by on tech one week ago it was mcgurn a. today it was astra zeneca that announced promising data about a va

the rest is due to the melting of glaciers and ice caps in greenland, the antarctic and elsewhere. so these 2 elements to get america. be the product of sentiment 6, very relevant for, for the society, for the intergovernmental panel on climate change has projected that oceans could rise more than 60 centimeters by 2100 endangering millions. if not billions of people who live near the sea or in storm prone areas. scientists working on the sentinel 6 program say it will provide an ambiguous data to grab the public and policymakers attention bills going up. we can show people the data. and i like to think that, that most people out there can still be important by looking out. you know, real data, it's not some climate model that's predicting what's going to happen. it's actually measurements of what's really change, what's changing, and why climate is changing be kind of as we're putting c o 2 and other greenhouse gases into the atmosphere. and we need to start moving on to renewable energy sources and stop burning fossil fuels. central six's mission will last 5 years, a messenger in

of its volume in the last few decades, and they also have the fidelity to see those places in the antarctic and really, there are no other satellites in the pipeline in time to pick up the baton when these satellites die, because everything comes to an end and we will be very lucky if they are still working by 2025. as you said, the next one is not due to go up until 2027, may be 2028 — maybe even later — if the various governments and the space agencies can't come together with a plan and the funding to make up for that gap. jane fonda has been an activist for almost as long as she has been an actress. she's in her eighties now and is still taking as part of this year's 100 women season, she spoke to nuala mcgovern about how she was inspired by her fellow protesters. every friday, two thirds of the people there were women. most of them were older women. and i think this is very important. because we are facing a collective crisis with the climate crisis and it requires collective solutions. women are much less vulnerable to the disease of individualism. we understand interdependence, we te

of its volume in the last few decades, and they also have the fidelity to see those places in the antarcticre no other satellites in the pipeline in time to pick up the baton when these satellites die, because everything comes to an end and we will be very lucky if they are still working by 2025. as you said, the next one is not due to go up until 2027, may be 2028 — maybe even later — if the various governments and the space agencies can't come together with a plan and the funding to make up for that gap. hong kong leader carrie lam has said in a tv interview she keeps "piles of cash at home" because us—imposed sanctions mean she can't open a bank account. she told the hong kong international business channel that she, along with iii other officials, have been targeted by tough new action from washington, which freezes the us assets of city officials and criminalises any financial transactions in the us. but ms lam said she did not want people to avoid working in hong kong public service because of this, adding to be "unjustifiably sanctioned" was an honour. you can reach me in the team on

the russian antarctic, delegations, en particular when vladimir putin did arrive, he backed the summits, calls for the poorest to get access to a vaccine. but usually russia supports the draft key decision of the current summit aimed at making effective and safe vaccine to be liberal to all. there is no doubt that drugs for immunization are and should be accessible to everyone. those new york, i'm accused of the saudi arabia's human rights record, hard lead to awkward questions the faces of jailed female activists projected on the louvre in paris. but many leaders concluded that working together with the gulf kingdom to tackle covert 19 was a matter of arjun singh. that's a good thing to this end. we need to sustainably strengthen the world health organization. we need reliable funding, better cooperation, greater independence, and the g 20 can provide important indeed crucial support in this area. in lieu of the traditional family food to the whole project in a more comparably ruled on to an 18th century palace,, it seemed to capture what may well be one of the strangest and most impor

of the upcoming nonfiction book the house at the end of the world about an ill-fated 19th-century antarctic expedition providing a link to that as well so if you want to preorder that you can. i am so happy and thrilled to welcome scott anderson and juilian sancton. today is the publication day which is a great day for authors when they get to see their book in the aisles for the first time. if everyone would help celebrate that by giving scott and julian a hearty round of applause wherever you are loud enough that we can all hear it, thank you so much. >> thanks so much for everything and having us and for everybody tuning in. this is such a critical period of history, a sprawling story in terms of geography and time even though a couple decades that you converse so much goes on in that period. you dealt with this by focusing on four people, rather extremely influential, not household names, how did you settle on this approach and how do you settle on these four guys? >> the product of the cold war, i grew up in east asia, the front lines so these are heavily militarized zones, dictatorshi

of the upcoming nonfiction book madhouse at the end of the world, but an ill-fated 19th century antarctic expedition will be providing a link for that as wellin the comments pretty fun to preorder that you can too. i am so happy and thrilled to be able to walk and scott anderson and julian santon to reinstate today is the publication day which is a very exciting day for authors when they get to see their book and the wild for the first time. self everyone at home and please help me in celebrating that by giving both scott and juliet a hearty round of applause wherever you are. loud enough so we could all hear it. thank you so much. stomach thank you so much for having me in having us. and for everybody tuning in. scott this is such a critical period of history or covering. in terms of geography and time in the couple decades you've covered so much goes on in that. you dealt with it well by focusing on four people who, why they are extremely influential or not household names. first of all, how did you settle on this approach? more importantly how did you settle on those poor guys? >> i wa

he is author of the upcoming nonfiction book the end of the world about an ill-fated 19th century antarctic expedition and i will be providing a link to that in the comments so if you want to preorder that you can too. i am so happy and thrilled to be able to welcome scott anderson and julian sancton to left-hand books, today is publication day which is a very important day for officers authors when they get to see their book in the wild for the first time so if everyone at home would help me in celebrating by giving both scott and julian are hearty round of applause wherever you are loud enough so we can allhear it . thank you so much >> thank you so much. and for everybody tuning in. scott, this is such a critical training of history you're covering, such as brawling book in terms of geography even though it is a couple decades that you cover, it's so much about that period. you dealt with sprawl by focusing on 4 people who are extremely influential though maybe not household names. first of all, how did you settle on thisapproach and more importantly how did you settle on those four guys

than 3 percent is freshwater and most of that is in snow and ice in glaciers and in the arctic and antarctic so the amount of easily accessible to us humans is relatively tiny. it's in rivers and lakes and under our feet groundwater they're usually hidden from view is vitally important. hello and welcome to tomorrow today the science show on d w. the vast amounts of water on our planet and sitting still but in motion in a perpetual cycle heat from the sun makes water evaporates and rise into the air as it condenses it forms clouds and eventually precipitation ensues in the form of rain snow or hail. some of that water evaporates again directly some is taken up by plants and flows into rivers lakes and seas seeps into the earth and read. plana since the ground wars have some of that in 10 makes its way to the surface. this is the upper rhine valley in southwest germany. there are places here where something valuable and increasingly rare public is up to the surface. clear pure groundwater. pike feel right at home in it as do many other species of fish. some are facing extinction the european

the rest is due to the melting of glaciers and ice caps in greenland, the antarctic and elsewhere. so these 2 elements to get america. be the product of sentiment 6, very relevant for, for the society, for the intergovernmental panel on climate change has projected that oceans could rise more than 60 centimeters by 2100 endangering millions. if not billions of people who live near the sea or in storm prone areas. scientists working on the sentinel 6 program say it will provide unambiguous data to grab the public and policymakers attention was going up. we can show people the data. and i like to think that, that most people out there can still be important by looking at, you know, real data. it's not some cloud model that's predicting what's going to happen. it's actually measurements of what's really change, what's changing, and why climate is changing because we're putting c o 2 and other greenhouse gases into the atmosphere. and we need to start moving on to the renewable energy sources and stop burning fossil fuels. cental six's mission will last 5 years, a messenger in outer sp

so imagine keeping that axion colder than antarctic temperatures all through the last mile and through point of delivery. it's extremely, it's extremely challenging. we're all going to have to adapt in some way. and that neighbor require multiple chain storage or alternative methods of packaging and delivering. and it of action so that globally, you know, all of us will have access to one or more the vaccines for more. now i'm joined by dr. john campbell. he is an independent health analyst and he's generated a large following on social media for all questions. coronavirus pandemic, dr. campbell, it's good to see you again. i'd like for us to start with medan and take a listen to what the company's chief medical officer said about safety and the vaccine trials in terms of significant safety concerns. serious threats to our health, we've not seen any such concerns to date. of course, we continue to monitor and we'll continue to monitor. so on the trial this monitor, this monitoring continues. now, dr. campbell, today the company said that the trials showed 94 percent effectiveness and 1

scientists warn a lack of satellites could leave the world blind to changes in the arctic and antarctic because of global warming. and how much and i have all the sport. former world heavyweight champion mike tyson makes his return to the boxing ring at the age of $54.00 fighting out a draw against fellow legend jones jr. in an exhibit that we begin this news hour with the conflict in ethiopia is to grow a region where there are contradictory claims being made by opposing sides. you see the head of the to gray in people's liberation front, or t.v. . l.f. is vowing to fight on despite the prime minister declaring victory in a 3 week military operation. on saturday, the theo, p. n. army announced it had gained full control, the regional capital mccallum. but the government says it's still searching for 2 p.l.f. leaders. in another development, the u.s. state department says 6 explosions were heard in the eritrean capital. as mara, it's been no claim of responsibility to graze forces could firm firing missiles at the city just under 2 weeks ago. the u.n. says it's concerned about unconfirm

incredible where it had taken away from the country of ukraine is supporting separatist rebels in the antarctic region. so we see these big major countries that are very restive, they are very confident and aggressive in pushing forward with their own capabilities, and regardless of their own economic situation back home, for them it appears that it is important enough to dedicate a significant amount of their military resources to develop military capabilities and imperfect them. so militarily, they're incorporating technologies in a hyper velocity munitions, fits generation stealth aircraft. all of these things that we talk about here in the united states that are important to the conduct of modern warfare to prepare for the future. or competitors are doing the same thing. solely find across the board with china, russia, north korea, and iran in particular are very confident, forward leaning, aggressive regional actors. so we view the threat standpoint from high, is there war tomorrow? i don't think so. part of that is because we have had a competent military that cues bad actors from doing b