Earth - Environment news

Deserts 'greening' from rising CO2

Increased levels of carbon dioxide (CO2) have helped boost green foliage across the world's arid regions over the past 30 years through a process called CO2 fertilisation, according to CSIRO research.

Jul 03, 2013
4.7 / 5 (29) 20

Ecologists discover forests are growing faster

Speed is not a word typically associated with trees; they can take centuries to grow. However, a new study to be published the week of Feb. 1 in the Proceedings of the National Academy of Sciences has found evidence that f ...

Feb 01, 2010
4.7 / 5 (28) 19 | with audio podcast

Global warming's ecosystem double whammy

Plants and soils act like sponges for atmospheric carbon dioxide, but new research finds that one abnormally warm year can suppress the amount of carbon dioxide taken up by some grassland ecosystems for up to two years. The ...

Sep 17, 2008
3.5 / 5 (38) 6

Cow power could generate electricity for millions

Converting livestock manure into a domestic renewable fuel source could generate enough electricity to meet up to three per cent of North America's entire consumption needs and lead to a significant reduction in greenhouse ...

Jul 24, 2008
3.8 / 5 (35) 6

The Dawn of a New Epoch?

(PhysOrg.com) -- Geologists from the University of Leicester are among four scientists- including a Nobel prize-winner - who suggest that the Earth has entered a new age of geological time.

Mar 26, 2010
3.6 / 5 (36) 53 | with audio podcast

Urban heat—not a myth, and worst where it's wet

A new Yale-led study quantifies for the first time the primary causes of the "urban heat island" (UHI) effect, a common phenomenon that makes the world's urban areas significantly warmer than the surrounding ...

Jul 09, 2014
4.9 / 5 (26) 143