Source: South China Morning PostUp to 70 per cent of the organic carbon found in the sediment of Asia’s longest river, the Yangtze, could have come from the fine ash produced by burning coal, according to a new study.Researchers said the environmental impact of so much man-made carbon potentially ending up in the world’s rivers and oceans was not yet clear, but it would remain in the sediment for a long time.Their discovery “illustrates how human activities have significantly altered the carbon cycle at continental scales”,…Read More