World mayors gather to plot Trump-era climate plan

World mayors gather to plot Trump-era climate plan Mexico City (AFP) Nov 30, 2016 - Mayors from scores of the world's biggest cities gathered in Mexico Wednesday to plot their strategy for fighting climate change in the face of skepticism from US President-elect Donald Trump. As leaders of busy, polluted cities home to millions of people, they want countries to push on with adopting the so-called Paris Agreement to limit harmful emissions - an accord that Trump has cast do ... more

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How did the Sahara Desert get so dry?

How did the Sahara Desert get so dry? College Station, Texas (UPI) Nov 30, 2016 - Some 6,000 years ago, the Sahara Desert was regularly drowned by tropical rains. It wasn't a desert at all, but vast grasslands. Today, the Sahara features some of driest acreage on Earth. Recently, a pair of researchers from Texas A&M University and Yale University set out to explain how such a vast climatic transformation can happen in such a short amount of time. In order to do so, t ... more

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As oceans empty, Kenya fishermen must adapt or disappear