Did Early Man Contribute to Central Africa Climate Change?

Posted by Voice of America: Joe DeCapua on February 10th, 2012
Voice of America: If humans are responsible for speeding the climate change currently underway, it may not be the first time. Scientists say a long time ago in Central Africa, early farmers may have contributed to the disappearance of rainforests. The question is being raised in the journal Science. Scientists say about 3,000 years ago some of the rainforests were “abruptly replaced” by savannas – broad grasslands dotted with shrubs and trees. It was thought that climate change was the reason. But now research......

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