A study of 400-million-year-old samples of fossils has revealed that woody plants appeared about 10 million years earlier than previously thought.
A study at the Texas A and M University, US has suggested that the assumption that encroaching woody plants slurp up water and drain nearby rivers in a area, is not true, and clearing these plants might make drought worse.
Day in Pics: 31st August
Showbiz World - August 31, 2014
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