Greta Thunberg is to sail across the Atlantic in a high-speed racing yacht next month to attend UN climate summits in the US and Chile as part of a sabbatical year the...

Global warming means truly global warming. The atmosphere, the oceans, and the ground are all warming. As a result, ice is melting, seas are rising, storms are getting more severe, and droughts...

Hawaii's knobby finger coral careened toward extinction in 2015. The species was so rare that scientists could only find a few fragments in the wild, scattered across the seabed of Oahu's Kaneohe...

Icelandic capital plans to reduce its greenhouse gas emissions to zero by 2040 by reversing urban sprawl and promoting walking, cycling and public transport. Reykjavík used to be marketed as a place of...