>> at least 20,000 people take to the streets of vienna in memory of the 71 refugees who died in the back of a lorry. hello there, i'm barbara serra. you're watching al jazeera live from london. also coming up on the program: one policeman is killed, dozens more are injured as a nationalist protest in ukraine turns violent. televised confessions in china as the government contraction down on people they accuse of spreading rumors about the stock market. plus action on climate

change. the u.s. president heads to alaska for an historic three-day visit. at least 20,000 people have marched on the streets of vienna in memory of the 71 refugees whose bodies were discovered in the back of an abandoned lorry last week. meanwhile, the eu has called for aan emergency meeting in three weeks time to call out the continent's worsening refugee crisis meanwhile though, the people come on coming. in greece, 2500 people have been picked up and collected from around 70 search and rescue operations off the eastern islands including lesbos saxos and kos. in austria, visas are being

checked on their border with hungary. growing number of people trying to reach western europe. people have been boarding trains in hungary. in the hope of arriving at munich vie vienna in austria. word is that those from syria were made to continual on in a connecting train while everyone else was asked to wait in a different part of the station. authorities stopped several trains packed with refugees. andrew simmons followed the journey of hundreds of people as they went from budapest to western europe. >> reporter: yet another queue for wary refugees, yet, this is a break through, hundreds allowed to board trains for

germany. this is happening a few hours after the hungarian government told al jazeera there could be no travel across eu borders but visas. none of these have visas yet they are crammed board a train and about to leave. yet there's confusion and delays for several hours, it's because the austrian railway was not happy with the overcrowded conditions and wanted to transfer passengers to other trains. this man talks about his elation after one month of traveling. >> i have a rend in germany, maybe in germany, germany is big, big country, and maybe go good, generally it is good. >> reporter: but some refugees were stressed whether they were

free ocarry on across the border and didn't believe rail officials. after an hour and a half came relief. it's stifling in here. this train is packed to overflowing. and these people are all celebrating because they're convinced they're about to cross the border. they don't have vee is a is ve t appears the journey is going ahead. to destinations they began to doubt they would ever see. andrew simmons, al jazeera on the hungary-austria border. austrian authorities are searching through vehicles at the borders after more than 70 refugees were found dead in the back of a truck last week. rob reynolds reports. >> reporter: thousands of people gathered in the ancient

cathedral to mourn and pray for 71 refugees who died an agonizing death in an airless truck abandoned aside an austrian highway and of the thousands who have died on land and sea trying to reach europe. the deaths of the 71 refugees have horrified the european public. over the weekend, austrian police belatedly began to check trucks coming into the country. australiaustria's interior minir ordered the measures. >> we have to fight that. >> getting tough snarled the highway from budapest to vienna with a traffic jam nearly 30

kilometers long. >> say it loud say it here, refugees are welcome here! >> reporter: as night fell, thousands of people marched in protest through streets of vienna demanding ares better treatment for refugees. people here are not only grieving for the refugees who have died. many of them are upset for the leaderships of the european union for failing to deal appropriately with the refugee crisis. organizing the march seeking to apply pressure on politicians. >> i.t. embarrassed to be an austrian, i'm embarrassed to be a european. they're fleeing for our life and we need to stop what our politics are doing. >> sensitive to foreigners which have pain and suffer, just let them in and give them a chance

to live. >> reporter: but prayers and protests are no substitute for a coherent refugee policy. european leaders will hold a sum on the issue in two weeks. between now and then the river of refugees will keep flowing. rob reynolds, al jazeera, vienna. >> meanwhile the german chancellor angela merkel has been speak going the crisis and she's criticized how other countries have treated refugees. >> translator: we have a humanitarian responsibility. we need to establish registration centers and talk to african nations. talk to countries that are in civil war and ensure there is a fair distribution of refugees across europe. not like what is currently happening across serbia macedonia and hungary.

>> several palestinians have been injured in a shootout between israeli forces and members of the islamic jihad group in the west bank. one israeli soldier has also been seriously wounded. it happened after 40 soldiers showed up outside the home of bassam al saidi. many protests came as politicians voted on a controversial law giving eastern regions more powers. nadim baba reports. >> reporter: the moment when an angry demonstration turned deadly. these pictures filmed from inside ukraine's parliament building showed the scene after protesters throad threw a gren.

many were taken away by ambulance. a crowd had gathered ahead of a parliamentary vote on giving special status to parts of the donetsk and luhansk region in eastern ukraine. inside the chamber there were angry protests. the bill backed by petro poroshenko and his allies did pass on its first reading. it is a crucial part of a peace agreement reached in february of this year. it was supposed to end the fightings between ukraine's army and russian backed separatists. since then there has been deadly violence in the east. the new law has to pass a final vote later this year. nadim baba al jazeera. >> the united nations has condemned the handing down of a three jeer jail sentence to -- to three year generate sentence to three al jazeera journalists.

the spokesman for the secretary-general says he will continue to protest for their release. they were convicted of crimes they and al jazeera deny. >> the secretary-general has brought up the case of these journalists and other incarcerated journalists whether they be in egypt or other places. sometimes quiet diplomacy sometimes more vocal diplomacy. he will continue sometimes quietly and sometimes more vocally. >> meanwhile two israeli journalists working for vice news have been charged by a turkish judge as being part of i.s.i.l. arrested on august 29th.

they had been filming clashes between the pkk group and the turkish authorities. chinese authorities have arrested 197 people for spreading online rumors about a recent stock market crash and the tienjin chemical blasts. online communication is tightly controlled in china. those found guilty could face three years in jail. adrian brown has the story. >> on state tv journalist confesses his guilt. his crime, reporting that the government was planning to end its rescue of the market. on the day of his announcement, the shanghai index had one of

its biggest fall. >> it can have a big impact whether the information is correct or incorrect. because we are going to be in an extremely volatile market. >> also disgraced is a stock market official, who made a half million are profit after borrowing half that amount to buy shares. in total, 197 people have reportedly been punished for spreading rumors about the recent stock market falls, china's devaluing currency as well as the fatal explosions in tienjin. but criticisms over the government's handling of all this have not featured in china's state media. instead it's been focusing on thursday's big military parade commemorating the 70th anniversary of japan's surrender. preparations for that event have coincided with a tightening of

already-strict internet restrictions. two chinese language social media sites for our sister network al jazeera arabic are now blocked. the authorities won't say why. very vague during troubled times like these those regulations are often used by the government, many people say the government fears a free media because it would undermine its authority. this economy relies on the web for growth but the rising demand for internet freedom is now testing the government's control. adrian brown al jazeera, beijing. more ahead on the program including tracking the traffickers. we're on the trail with peruvian police as they exercise dominion powers against drug smugglers.

>> time now for a reminder of top stories on al jazeera. at least 20,000 people have taken to the streets of vienna in memory of the 71 refugees who died in the back of a lorry last week. meanwhile the eu has called an emergency meeting in two weeks time to thrash out a common policy for the countries' worsening crisis. an explosion in ukraine has killed at least one national

guardsman and injured many more. chinese authorities have arrested 197 people for spreading online rumors about a recent stock market crash and the tienjin chemical blast. now it's been months since the islamic state of iraq and the levant was cleared from iraq's eastern province of diyalla but the fight to push out the group has caused conflict amongst the people of region. zeina khodr explains. >> these people are demanding to go home. their area in diyalla has been cleared out ten months ago. but they believe the kurdish wants to make this area part of their area in the north. >> so airbus won't be the arabse

majority there. >> seeking help from the head of diyalla's provincial council who himself is from jalula. but omar says the authorities are not addressing the issue with the kurdish regional government and representatives of sunnis say they don't have much power. >> the parties who are now in control operate outside of the state and some have military wings. we hope this will change as part of the reforms promised by the government. >> reporter: there has long been an uneasy relationship between diyalla's sunni, shia and kurdish communities. troubles have won through this asphalt lines. that war has brought a new reality one that has created a new authority on the ground. shia militias also known as the popular mobilization forces have become the real power here. they led the fight against i.s.i.l. but were accused of

reprisal killings against sunnis. many feel the action of these groups are a continuation of years of sectarian policies by the shia led government. >> translator: this is why sunnis move to areas where their communities live. same is true for shias. the ongoing attack of i.s.i.l. and lead to political strife. >> more than 100 people were killed in a recent suicide truck bombing an attack i.s.i.l. says it carried out hasn't helped reconcile communities. >> translator: our community is being targeted. why the killing? now we are suspicious of everyone. those that are responsible want to prevent co-existence. >> reporter: shias and sunnis once lived in this town. now the divide has grown deeper and it is tearing diyalla apart.

zeina khodr, al jazeera, diyalla. the u.n u.s. president is calling for recognition of climate change. talks are ahead of a summit this year. here is a taste of what will be on the agenda. rich countries will deliver on the promise of how they plan to mobilize $100 million a year by 2020 to help poor and developing nations. all countries will have to submit their plans on how they will reduce emission he but so far only around 50 countries have actually done this. many analysts predict the commitments will not deliver enough reductions of the temperature rise to the targeted 2° celsius. it is feared the world is headed for more weather events as the

ice caps melt and natural conditions are adversely affected. daniel lak reports. >> this week president obama will see for himself both the glorious landscape of alaska and how it's being devastated by climate change. glaciers, permafrost and sea ice are all melting and as the president has said coastal erosion is washing away communities forcing people to flee. >> if a country was threatening to wipe out a town, we would do everything we could to prevent this. climate change is doing that very thing now. >> approving offshore drilling by shell in the chukchi sea, the president they say says one thing on climate change and does

another. >> here he's going to talk about climate change while just approving arctic drilling where scientists have been crystal clear that must stay in the ground if we are to drive climate change. >> creating many jobs among indigenous population, at an international conference on climate change in anchorage state officials will tell the president thought to take steps that could hurt their most important industry. good what i think we need to do is try to find that middle ground where we can responsibly draw on those resources to meet not just our needs and the needs of that community but the world's needs for fossil fuels going forward but also to bear in mind that there is an environmental cost to this, we need to balance all of that. >> here's proof.

melting sea ice is behind this gathering of walruses thousands of them forced ashore facing starvation and unable to stay in normally icebound ocean hunting grounds. facing climate change like few others on earth. as the first sitting president to visit the american arctic, he has to balance the desires of a state and the industries that many say is driving global warming. daniel lak, al jazeera, washington. deadly bombing in bangkok two weeks ago. authorities are search og for a thai woman who is believed to be in turkey and a nationalist nation unknown. apartment of a woman they are

now searching for. peru is the world's biggest producer of cocaine. and the only country in the world to allow its military to shut down planes believed to be drug smugglers. most of the cocaine produced there is shipped out on small planes. this route is used to supply markets in argentina, chile, uruguay and further afield in the u.s. and europe. up to 180,000 kilos of cocaine were flown out of peru in 2013. mamary anna sanchez joins a special crew. >> after a tip, members of peru's antidrug police march up the marshes.

commander carlo sanchez leads the team. they fired shots to warn the traffickers. security forces actually prefer letting them go to avoid retaliation from the local community where police say most people are involved in the drug trade. just as we were arriving the traffickers fled. they left behind their bread, they left behind boots. these sacks of coca leaves the police says were about to be thrown inside the pool to make the coca paste from which cocaine is made. authorities say this lab is big enough to produce $50,000 worth of coca paste each day. >> translator: the size and location of the lab tells us they were professionals. >> reporter: the stench of toxic chemicals like acid and gasoline is overpowering. this substance is eventually turned into the cocaine powder.

the residues are thrown away contaminating land and rivers. this is the valley the center of the world's leading coca paste producer. this 100 man contingent at the palma pampa base is at the forefront. commander says they have a big mandate but not enough resources. >> translator: the complexity of this is to reach the labs. they are in remote inaccessible areas. we need too walk for four or five hours in the jungle. we need air support to move faster. >> reporter: peru's antidrug policy in the valley is mainly to destroy landing strips. two to three labs are dismanned led every week yet still up to 300 tons of illicit drugs are

transported out of the area each year. the government has reduced the amount of coca fields every year but critics say, the producers are making the land more productive with fertilizers. unless something changes, it seems the battle now can't be won. mariana sanchez, al jazeera, peru. for years, intricately painted human tigers have taken the field, competing for prize money and entertaining the crowds. but divya gopalan says the celebration is at risk of dying out. the celebration begins in the morning. each team has its own pattern or

design. the patterns will be kept secret. though his small frame won't be getting many points, 70-year-old has on his side. >> the painting and the makeup was different in those days. it was nicer had a different smell. >> reporter: to save some money. some teams have resorted to house baint. rather thapaint rather than traditional dyes and stains. even the mayor agrees that's not enough. >> i think the government should be supporting it with more

funding. they must include it in their yearly budget in order to keep this art form alive. >> reporter: by midafternoon the troops take to the streets. sweating and swaying under the hot sun, each group has up to 51 human tigers, and a number of mu suggests and a parade float. this tradition goes back more than 200 years. until recently it was mostly men who attend they had event. you wouldn't see very much women and children in the crowds watching these dancing tigers but that's changed over the past few years with the government promoting this as a grand finale at the harvest festivity and the main tourist destination. and it's working, thousands of people have come to watch the show. >> it's crazy. i like it. >> there's no question the popularity of this once-obscure

festival is growing. but many here say unless it gets more financial support it's in danger of going extinct. divya gopalan, al jazeera. >> more on our website, aljazeera.com. aljazeera.com. >> this is "techknow". a show about innovations that can change lives. >> the science of fighting a wildfire. >> we're going to explore the intersection of hardware and humanity, but we're doing it in a unique way. this is a show about science... >> oh! >> oh my god! >> by scientists. >> tonight, techknow investigates vaping. >> whoever bought this got way more than they bargained for. >> yes they did. >> it's everywhere... in clubs, street corners and cars. they say it's safe, it can help break the cigarette habit.