News tagged with trees

Changing climate prompts boreal forest shift

With warming summer temperatures across Alaska, white spruce tree growth in Interior Alaska has declined to record low levels, while the same species in Western Alaska is growing better than ever measured ...

dateJun 11, 2015 in Environment
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When trees aren't 'green'

Most of us don't consider forests a source of pollution. As natural bodies, they should be good for the environment. But a recent study in Japan shows that older cedar and cypress plantations are causing ...

dateJun 10, 2015 in Environment
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Olive tree disease in Italy alarms EU

Brussels called for "complete vigilance" Monday to stop the spread of a strain of bacteria killing olive trees in southern Italy, the European Union's second biggest producer of olive oil.

dateMar 23, 2015 in Ecology
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Borers branch out from ash trees

Bad news in the bug department: The emerald ash borer, a tiny, glitter-green insect from China expected to kill virtually all ash trees in the eastern U.S. - unless they are treated with expensive chemicals - may have a new ...

dateNov 10, 2014 in Ecology
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