Why green ammonia may not be that green

Ammonia has been in the news because of its suitability as a hydrogen carrier and fuel, in addition to being a vital ingredient in fertiliser. Existing distribution networks and the ease of turning ammonia gas into a liquid ...

Climate change, farmers draining ancient Balkan lake

For millennia, Lake Prespa was pristine. But under pressure from climate change, unchecked pumping and pollution, the prehistoric body of water in southeast Europe is shrinking at an alarming rate.

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