News tagged with trees

Study reveals how eastern US forests came to be

Plant hunters traveling between North America and Asia in the 1800s noticed a bizarre pattern: collections they brought back from China and Japan were strikingly similar in their leaves, flowers and fruits ...

dateMay 20, 2015 in Ecology
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Oldest-known stone tools pre-date Homo

Scientists working in the desert badlands of northwestern Kenya have found stone tools dating back 3.3 million years, long before the advent of modern humans, and by far the oldest such artifacts yet discovered. ...

dateMay 20, 2015 in Archaeology & Fossils
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How olive oil is processed

The olive tree is native to the Mediterranean basin. Archeological evidence shows that olive oil was produced as early as 4000 BC. Besides food, olive oil was used historically for medicine, lamp fuel, soap, ...

dateMay 15, 2015 in Other
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Forest canopies buffer against climate change

When temperatures rise and less water falls, forests respond. Forest canopies can buffer juvenile trees from drought and heat by providing shade for the younger trees below the leaf and needle cover. Adult trees have deep ...

dateApr 29, 2015 in Environment
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