Mountain pine beetles threaten high-elevation pine forests in the West. Federal scientists are researching how best to protect them from these pests and other climate impacts. Read related article.

Sources: USDA Forest Service, Forest Health Protection, Forest Health Technology Enterprise Team; Insect and Disease Detection Survey Database; U. S. Geological Survey; "Atlas of United States Trees" by Elbert L. Little Jr. | | The Washington Post May 13, 2012
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