First radio tracking of tropical orchid bees

Blue-green orchid bees zip through increasingly scarce patches of tropical forest pollinating rare flowers. For the first time, researchers at the Smithsonian Tropical Research Institute track unique signals from tiny transmitters ...

Nuclear power essential to cut emissions: UK expert

Britain's chief scientific adviser voiced concern Wednesday at moves to abandon nuclear power after Japan's Fukushima crisis, saying it remains vital to combat global warming.

World's forests increasingly taking up more carbon

The world's forests are increasingly taking up more carbon, partially offsetting the carbon being released by the burning of fossil fuels and by deforestation in the tropics, according to a new study.

Scientists trace the human role in Indonesian forest fires

Severe fires in Indonesia - responsible for some of the worst air quality conditions worldwide - are linked not only to drought, but also to changes in land use and population density, according to a new study in Nature Geoscience ...

page 18 from 40