Desalinating water in a greener and more economical way

We know that excessive consumption, industrial activity and growth in the global population are some of the factors threatening access to drinking water for an increasing proportion of people around the world. According to ...

Scientists discover ancient seawater preserved from the last Ice Age

Twenty thousand years ago, in the thick of an Ice Age, Earth looked very different. Because water was locked up in glaciers hundreds of feet thick, which stretched down over Chicago and New York City, the ocean was smaller—shorelines ...

Fighting food waste by finding ways to use the useless

Every Thursday and Sunday I walk my frozen banana peels and carrot tops to Columbia's farmers market. It's my small effort to combat food waste, which happens from production to retail to consumption. At the production ...

UN biodiversity meet wraps up, report due Monday

Diplomats and scientists from 132 nations wrapped up six days of negotiations in Paris Saturday over the wording of a landmark report on the dire state of Nature and its impact on humanity, a UN official told AFP.

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