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NASA Goddard technology helps fight forest pests

Northeastern forests in the United States cover more than 165 million acres, an area almost as big as Texas. Soon, millions of pine and ash trees in those forests could be wiped out, thanks in part to two types of voracious ...

dateJul 31, 2015 in Ecology
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Insect decoys could protect ash trees

Emerald ash borers have no trouble reproducing themselves as they have now spread through half the United States, but duplicating effective emerald ash borer decoys is not quite as easy. Now, engineers have devised an inexpensive ...

dateJul 02, 2015 in Engineering
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The ashes of Mt. St. Helens

The massive eruption of Mt. St. Helens 35 years ago is one of the largest ever seen in North America. LMU volcanologists now report a retrospective analysis of salts leached from the ash deposited by the volcano on that occasion.

dateJun 26, 2015 in Earth Sciences
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NASA image: Night-shining clouds

In the late spring and summer, unusual clouds form high in the atmosphere above the polar regions of the world. As the lower atmosphere warms, the upper atmosphere gets coooler, and ice crystals form on meteor dust and other ...

dateJun 22, 2015 in Earth Sciences
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