Four new Ozone-destroying gases found in atmosphere -- all resulting from human activity

Four new gases have been detected in the atmosphere – all resulting from human activities and all contributing to destruction of the ozone layer. Research by scientists at the University of East Anglia…

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One-in-four shark species faces 'alarmingly elevated risk of extinction'

At least one in every four existing species of sharks and rays may not survive into the future, finds the first global analysis of the conservation status of 1,041 shark, ray and related species. The International…

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