The eastern tropical Pacific Ocean is known for its large low-oxygen zones that are increasing in size, putting marine life at risk. New research shows that 15 million years ago, the opposite was true ...

The carbon cycle is the biogeochemical cycle focused on carbon and how it is sequestered in and moves between different reservoirs in the Earth system. Temperate wetlands have long helped cool the ...

Stay informed with the very latest news in motorcycling. Our crack team of reporters cover the issues you need to know about, from new bikes to community, and the latest tech to bike crime. We apply ...

A breakthrough deal to attempt to limit global temperature rises was agreed at a conference of world nations in December 2015. These charts from the time show how and why the Earth’s climate is ...

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