. >> lake mead is a primary source of water for arizona california and nevada. las vegas draws 90% of its water from the lake. lake mead has dropped about 130 feet over the past 15 years. >>> there is plenty of water in british columbia's fraser river plenty of fish too and 9-year-old keegen raufman hooked a big one white sturgeon 10 feet long. keegen ways 80 pounds. the fish was 600 pounds. the fishing guide figures that fish is 75 years old. >>> real estate agents swear by 3 word s location, location, and location. ma could add 3 more, presentation presentation, presentation. more real estate agents are using drones to sep properties. noel garcia says a bird's eye view of the home of the surrounding neighborhood can attract buyers. faa warns using drone for commercial purposes by a licensed pilot. garcia spent years as an airforce pilot but says it is not a cake walk. >> it is not typical to fly. it is one of the things you really have to pay attention to, because you want to put the unit in a certain spot and of course you have your camera. >> you don't want i

lake meade which sits on border of arizona and nevada is 60% empty, lowest level on record. this is a primary source of water for arizona, california, nevada. the worsening conditions led officials to build a three mile long tunnel below lake meade to draw water from the deepest point. >>> it reaffirms the seriousness of the drought that we are in. >> officials over the past 15 years say lake mead has dropped about 130 feet. >>> one is dead and four are hurt after part of an ice cave collapsed in northwest washington. brian webb has the latest on the search effort. >> reporter: a recovery mission will resume at the big four ice caves 70 miles northeast of seattle. one person was killed when part of the melting cave collapsed. the victim's body is still inside. >> because conditions of the ice are so dangerous at this point, teams from ever mountain rescue and other search and rescue volunteers are looking at the conditions to see how safe it is. >> reporter: monday rescue choppers rushed a woman and two men to a nearby hospital in serious condition. injuries ranged from head

lake mead gets more visitors than either yosemite or the grand canyon. is the doorway.>> reporter: the ruins were headed desk hit in four decades. lake mead has receded so far that tourists can examine what's left with no water in sight. >> if we were standing here in the 1990s we would be under how much water?>> 100 feet of water.>> reporter: that's a lot of water. >> yes. >> reporter: st. thomas was founded in 1865.>> this is the st. thomas schoolhouse. >> reporter: it was a lawless town. >> there were forced these. >> reporter: when the us government bought the land it's been said a few resident refused to leave believing the valley would never flood. there are smaller but striking indications that this was once at the bottom of the lake. look down in the desert floor is covered in shells. another long lost piece of history remains underwater. a b-29 super fortress. it's at the depth of 105 feet.>> another advantage is that more divers can access it. >> reporter: joel silverstein leaves -- leads about 100 dives a year. >> they carried bombs and a lot

shows lake mead as half empty.feway's anniversary... happy anniversary to me but you're the one who's gonna save some serious money. happy anniversary to me now with your club card, lay's classic potato chips are $1.99 59-ounce tropicana orange juice is $1.99 and 4-pound safeway sugar is $1.69 happy anniversary to me. safeway's huge anniversary sale! it's just better. >>> the drought emergency in the west faces problems. it's about 37%. john blackstone shows us how the largest manmade reservoir is bursting with surprises. >> reporter: like the reservoir, lake mead is far below capacity, down more than 60%. the white ring shows where water used to reach. but evenly as the drought deepens, tourists are flowing in. lake mead gets more visitors than either yosemite and the grand canyon and some are coming to see the surprising sites as it shrinks. the ruins of the old towne of st. thomas were hidden for decades turned water but lake mead has receded so far that tourists can now hike a mile across the desert to examine

shows lake mead as half empty. go uninspected. restrictions end after 10 years. then iran could build a nuclear weapon in two months. iran has violated 20 international agreements and is the leading state sponsor of terrorism. >>> the drought emergency in the west faces problems. it's about 37%. john blackstone shows us how the largest manmade reservoir is bursting with surprises. >> reporter: like the reservoir, lake mead is far below capacity down more than 60%. the white ring shows where water used to reach. but evenly as the drought deepens, tourists are flowing in. lake mead gets more visitors than either yosemite and the grand canyon and some are coming to see the surpriseing sites as it shrinks. the ruins of the old towne of st. thomas were hidden for decades turned water but lake mead has receded so far that tourists can now hike a mile across the desert to examine what's left with no water in sight. if we were standing here in the 1990s, we'd be under how much water? >> a good 100 feet of water above our h

lake mead. every gallon of drinking water removed, another gallon is returned to the lake. >> all of the water that we use indoors gets reclaimed treated to near drinking water standards and then we send that watered back out to lake mead -- water back out to lake mead. >> reporter: the city cracked down on water wasters. an investigator says he used to issue as many as 35 tickets a day but not anymore. >> right now, probably anywhere from one to five. >> reporter: vegas has cut overall water use by more than 30% even as the population has grown by more than a half million. mack believes the drought has changed habits across the desert city. >> conservation is a way of life. >> reporter: that he believes will serve as a model for other communities. chris martinez, cbs news las vegas. >> evaporation from pools and fountains remains a source of water loss. the city offers rebates to homeowners who use pool covers to minimize the loss. >>> check with paul deanno. >> i have a cover. and it literally

it took $8 million and six years to drill what is called the third straw into lake mead. the lake behind the hoover dam is the city's main source of water. the new pipeline is 600 feet underground and looks like a giant bathtub drain. it will be flooded the summer time to bring water into the city. >> not quite "jurassic park" but we're close to the return of a strange extinct beast. >> i'm colin resch so much for a low-scoring defensive battle. carly lloyd, three first half goals, magic from midfield, let the >>> scientist are one step closer to cloning a mammoth. university of chicago scientists say they did new analysis of the mammoth genome. the dna came from the hair of two mammoths one that do it 20,000 years ago and another that died 60,000 years ago. scientist hope to create a hybrid part mammoth and part asian elephant. the genome taught scientist it has smaller ears and a slow metabolism to survive the ice age. >> the bots are badge flame-throwing crushing hunks of metal still dominate in the ring but this revival of the abc hit short-battle bots are is more than

it took $8 million and six years to drill what is called the third straw into lake mead. behind the hoover dam is the city's main source of water. the new pipeline is 600 feet underground and looks like a giant bathtub drain. it will be flooded the summer time to bring water into the city. >> not quite "jurassic park" but we're close to the return of a strange extinct beast. >> i'm colin resch so much for a low-scoring defensive battle. carly lloyd, three first half goals, magic from midfield, let the >>> scientist are one step closer to cloning a mammoth. university of chicago scientists say they did new analysis of the mammoth genome. the dna came from the hair of two mammoths one that do it 20,000 years ago and another that died 60,000 years ago. scientist hope to create a hybrid part mammoth and part asian elephant. the genome taught scientist it has smaller ears and a slow metabolism to survive the ice age. >> the bots are badge flame-throwing crushing hunks of metal still dominate in the ring but this revival of the abc hit short-battle bots are is more than cold st

when the drought started including recycling nearly 100% of water used indoors back to its source, lake mead. for every gallon of drinking water removed another gallon is returned to the lake. >> all of the water this we use indoors gets reclaimed, treated to near drinking water standards and then we send that water back out to lake mead. >> reporter: the city has also cracked down on water wasters. investigator ray garris says he used to issue as many as 35 tickets a day but not anymore. >> right now probably anywhere from one to five. >> reporter: vegas has cut overall water use by 30% even as the population has grown by more than a half million. bronson mack believes the drought has changed habits across this desert city. >> conservation is a way of life in southern nevada. >> reporter: a way of life leaders believe will serve as a model for other communities. chris martinez, cbs news, las vegas. >> and officials say evaporation from pools and resort fountains remains their source of water loss throughout vegas. the city offers rebates to homeowners who agree to use pool covers to help mi

las vegas had 126,000 people when it started taking water from lake mead in 1971.ttracts 40 million tourists a year and two million live there. water level as lake mead fell to record lows but the new pipeline will not drain the lake any faster. >>> the suspects accused of gunning down a woman at a popular tourist spot in san francisco confesses on camera. have you seep it in and he says it was all a mistake. the jailhouse interview, ahead on the deck. when i started at the shelter, i noticed benny right away. i just had to adopt him. he's older so he needs my help all day. when my back pain flared up we both felt it i took tylenol at first but i had to take 6 pills to get through the day. then my friend said "try aleve". just two pills, all day. and now, i'm back for my best bud! aleve. all day strong and try aleve pm now with an easy open cap. shopping online... ...is as easy as it gets. wouldn't it be great if hiring plumbers carpenters and even piano tuners... were just as simple? thanks to angie's list now it is. start shopping online... ...from a list of top

this past june lake mead water level sunk to record lows, record lows. towns that were buried with the making of boulder hoofer hoover damn, they're doing archeological work that was buried under lake meade previously. that's only nevada. and that's only a touch of what's happening in nevada. wildfires are devastating our state. wiping out native grasses and plants causing endanger species to need to be listed or as threatened or going extinct because, for example if you have birds that survive in you are a sage brush -- and sage brush is burnt no longer exists and cheap grass comes in which is no longer good for anything but fires. that's what we have in nevada. devastating wildfires. but around the united states massive floods around the globe. the poles are melting melting. by the year 2050, scientists estimate that the sea levels will rise in the world 16 feet. what will that do to florida? of all the major cities in the world with virtually no exception, they're on all coastal areas. what coastal city in the world is going to be hit hardest by this

. >> some call it a silver lining to the drought impacting lake meade as little as you would expect, more people are going to the lake now. the man made lake just east of las vegas is at its lowest level since the 30s when it was created. the receding water has unearthed relics. park officials say they're not sure if that's bringing in the tourists or maybe that's just a product of the expanding economy, more people have more time and more money to vacation. >> it's so fascinating to go by these lakes and reservoirs to see the different levels now. >> and the lines and colors you can see where it used to be. >> it's scary actually. >>> the weather, though is cooperating. if you like cooler temperatures not bad. >> we've seen the sky clearing in the past hour or so. we're getting sunshine and keeping the comfortable temperatures, as we get a look at what's happening now, all across the bay area a mixture of sun and clouds, 72 degrees. north bay also 72 and san francisco is at 69 degrees, as we go into the afternoon the temperatures warming up to 69 degrees in san francisco north bay, 7

lake oaks. you can share your photos just post them on social meade with the hashtag abc 7 now. >>> it is hot in the bay area with triple digit temperatures inland people are finding different ways to beat the heat today. what better way to cool off than in the water. some families spent this sunny day at almeida beach and the park is closed today. officials say our summer heat is contributing to a high fire danger at the park. here is a live look outside from our camera. definitely feeling like summer time this week. let's go to meteorologist sandhya patel outside with a look at our highs so far and live doppler 7 hd. >> it has been a toasty day. take a look t a temperatures in our inland communities. antioch 108 degrees. up to 104 near where the fire is burning. 107. 103 concord. 104 fairfield. it is cooler along the bay. 70 in san francisco. 89 in san jose. 86 red wood city. santa rosa hot. san rafael 90 and in half moon bay 65 degrees. a 43-degree spread between half moon bay and antioch. the fog that is rolling in contributing to the cool down. as we continue to see the fog and the sea bree

some of that will sneak into mead county. i think lake county. for us it's a big fog bank. and 60s. will be temperatures that maybe a 40-degree drop from a week ago. remember last week it was hot inland. napa west at 13. oakland west at 13. concord west a 14. west sfo, hayward, mountain view, san jose and livermore. the cloud cover, the best bet is when the low goes around big sur, this cloud cover instead of rotating, it will come right down from the north and go over us. late tonight tomorrow is probably the best opportunity. until that time, it's a lot of low clouds, some sun but even with the sun there's a pretty good breeze there. cooler, breezy to windy for some temperatures. 60s and 70s. i might be overshooting some of these highs. this is a rather robust, cool pattern. you can feel it and seed -- see it. well inland, you can find some soft 80s. santa rosa in there and san jose and some east bay locations. 60s, 70s coast and on the pill. tonight, tomorrow and thursday is the best opportunity for rain. there will be drizzle. by friday morning, most of that should move east. >>