News tagged with trees

Climate change may speed up forests' life cycles

Many climate studies have predicted that tree species will respond to global warming by migrating via seed dispersal to cooler climates. But a new study of 65 different species in 31 eastern states finds evidence of a different, ...

Sep 11, 2013
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Red spruce reviving in New England, but why?

In the 1970s, red spruce was the forest equivalent of a canary in the coal mine, signaling that acid rain was damaging forests and that some species, especially red spruce, were particularly sensitive to ...

Aug 30, 2013
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Transporting firewood may spread tree-killing insects

(Phys.org) —Stocking up on firewood is on the minds of many Coloradans, with some seeking full cords for winter fuel while others are in need of only a few armloads for fall hunting trips. But because of the immense impact ...

Aug 30, 2013
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Researchers predict greener Greenland by 2100

Scientists expect the future climate to become warmer, and that this will apply to the Arctic in particular. Here the temperature is expected to increase considerably more than the average on Earth, according ...

Aug 28, 2013
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Puerto Rico allocates $2M to fight citrus disease

Puerto Rico's governor declared a state of emergency Tuesday and ordered the release of $2 million to help agriculture officials fight a disease that has attacked citrus trees in the U.S. territory.

Aug 27, 2013
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