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Science, Tech & Environment

Rising carbon dioxide levels may reduce the nutritional value of important foods

Rising levels of atmospheric CO2 are already having significant impacts on climate, weather patterns and water supplies. Scientists expect increased carbon dioxide levels will also affect agriculture across the world, in ways we can't predict. The results of a recent study suggest that one of those affects could be quite alarming.

Ecology and the Deadly Ebola Epidemic

West Africa is the middle of the worst Ebola outbreak in recorded world history. There have been over 3,000 reported cases and the death toll is now over 1,550. We delve into the epidemic, the prospects of a vaccine and how habitat loss may be one reason why we are seeing so many diseases jumping from animals to humans in recent years.

Scottish Independence from High-Carbon Energy and the U.K.

As Scots get ready to vote on whether or not to leave the United Kingdom and become independent, Scotlands future is in flux, especially with regards to its ambitious climate goals and huge renewable energy potential that conflict with plans to extract billions of barrels of oil and gas from the North Sea. We spoke with WWF Scotlands Director, Lang Banks, about the future of Scotlands energy and how independence might affect it.

Scotland Launches the World's Largest Tidal Power Project

Scotland is a world leader in tidal and wave power research and hopes to produce all of its energy from sustainable low-carbon sources by 2020. Calum Davidson, the Director of Energy and Low Carbon with Scotlands Highlands and Islands Enterprise explains their novel project to install the worlds largest tidal turbine array and how will help supply green energy to the U.K. and Europe.

Recycling the Union Jack?

With Scotland set to vote on its independence, Living on Earths resident British producer Helen Palmer asks what might happen to the iconic Union Jack flag if Great Britain were to lose the Scots.

Beyond the Headlines

Canaries in the coalmine arent the only birds to warn us of danger. In this weeks look Beyond the Headlines, Peter Dykstra tells us about how sick birds can show signs of environmental hazards. He also reports ravens are coming back to New York City and remembers the last known passenger pigeon.

The Sound Ring

Maya Lins Sound Ringa large, wooden sculpture installed at Cornells Lab of Ornithologyplays the sounds of species and habitats that are on their way to silence. Emmett Fitzgerald talks to John Fitzpatrick, Director of Cornells Lab of Ornithology about the structure and the significance of these endangered soundscapes.

Bats Seeking Water

For thirsty bats in the Madera Canyon, the quest for water is everything. Writer Mark Seth Lender watches in pitch blackness as bats drink from a desert pool.