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around that time, scientists learned something extraordinary. whales were communicating with each other. sometimes by song over long distances. in part, because of that discovery, scientists and conservationists rallied to enact laws to protect the whales and it worked. the humpback whale population has made a remarkable comeback. now they face a host of new threats. global warming is killing off their food source and human activity is causing thousands of whale deaths a year from the stress of underwater construction noise to fishing entang amments and ship collisions. in the next hour, cnn s bill weir takes us to antarctica, a place very few get to visit to study these remarkable creatures and show us why saving the whales may also be saving the planet. because they are one of our best partners in battling climate change. reporter: those are the songs of humpback whales, flying about 15 billion miles away from earth, on the off chance intelligent life out there wa ....
50 years ago humpback whales were considered an endangered species after decades of commercial whaling decimated the population. around that same time scientists learned something extraordinary. whales were communicating with each other, sometimes by song over long distances. in part because of that discovery scientists and conservationists rallied to enact laws to protect the whales, and it worked. the humpback whale population has made a remarkable comeback. but now they face a host of new threats. global warming is killing off their food source, and human activity is causing thousands of whale deaths a year. from the stress of underwater construction noise to fishing entanglements and ship collisions. in the next hour cnn s bill weir takes us to antarctica, a place very few people get to visit, to study these remarkable creatures and show us why saving the whales may also be saving the planet. because they are one of our best partners in battling climate change. re ....
that is the message from ukraine s president. as a new war crimes investigation is launched. the incredibly disturbing video now being shared these stories and more on cnn news, central. happening now . the air over richmond, indiana , is being called toxic as a recycling plant. fire continues to smolder. officials say it could be days before the flames are completely out roughly 2000 people in order to evacuate their homes with the thick black smoke billowing schools in the area are closed and a shelter in place order is in effect. sarah spoke to the epa administrator just moments ago. our goal is to ensure that this community stays safe. and so we ve been on site since the beginning, and we re going to stay there until we can assure that this community is not seeing any threats from the air quality implications here. cnn s omar jimenez is live on the scene, omar, we can see you worry a mask. i heard you at a news conference a short time ago . what are they telling you ....
Helping to improve the success rate of assisted reproduction treatments. Among the latest and the most advanced methods now available is the socalled timelapse incubating. Going to. When you open it shares a gap the built in camera travels a lot of measures and assesses the cells well creating the timelapse footage its a very small area thats intentional in order to create very stable cell culture conditions for the for the open tubes where the egg cells would usually develop are close to no lead can enter and there are no chance which are fluctuations this time to. That allows a more natural and unhindered development in the extremely sensitive early phase as well as careful monitoring by the doctor says. It is easy for terrorists to lie in those one big advantages that the incubator can function without interruption without being open to the 2nd pleased we can see how the Cell Division inside is developing. We know a far better r ....