Scientists are worried temperatures are rising more quickly than previously realized; a newly published report backs up that analysis.

A new study finds North American bird populations keep dropping, and that decline is speeding up for many species. ......

A new study finds North American bird populations keep dropping, and that decline is speeding up for many species. ......

Billions fewer birds are flying through North American skies than decades ago and their numbers are shrinking ever faster, mostly due to the...

Billions fewer birds are flying through North American skies than decades ago and their numbers are shrinking ever faster, mostly due to the...

A new study has found that king penguins are breeding earlier as global temperatures rise, and the shift is helping improve their breeding...

A new study has found that king penguins are breeding earlier as global temperatures rise, and the shift is helping improve their breeding...

Climate change's rising seas may threaten tens of millions more people than scientists and government planners originally thought, a new study says....

Climate change's rising seas may threaten tens of millions more people than scientists and government planners originally thought, a new study says....

Climate change's rising seas may threaten tens of millions more people than scientists and government planners originally thought, a new study says....