Bloom and bust: How volcanoes suffocated ocean life

Times (UK): A spate of volcanic activity may have triggered environmental changes that led to widespread destruction of life in the oceans, according to a new report. Oxygen disappeared from much of the seas nearly 100 million years ago, wiping out one third of ocean life. Sulphur from volcanoes could have been the cause. Today's oceans may face a similar threat because of the warming of the seas and use of fertiliser. When the Earth erupted in a flurry of volcanic activity during the ......
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