When the oceans became acidic

When the oceans became acidic

Colossal volcanic eruptions some 250 million years ago have long been linked to the widespread global extinction known as the “Great Dying“, a 60,000-year period that saw 90 percent of all sea creatures and more than two-thirds of all plants and animals on land die off. But new research has for the first time identified the specific cause of the […]

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Ghana: Why are the Chinese miners here?

Ghana has sold its soul to China, said Alex Bossman Baafi. Small-scale gold-mining permits are reserved by law for native-born Ghanaians only. Yet Chinese immigrants are operating illegal gold mines all over the country, with expensive machinery and guards armed with illegal guns. These miners hurt the environment by razing our forests and dumping toxic mining by-products like cyanide into […]

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