Move to Increase Logging on Oregon Land

Move to Increase Logging on Oregon Land

By FELICITY BARRINGER
Published: December 31, 2008

The Interior Department announced a controversial decision late Wednesday to double the rate of logging on 2.6 million acres of federally owned forests in southwestern Oregon. In doing so, it brushed aside the objections of the governor and two federal agencies charged with guarding the quality of the area’s water and the health of the fish that depend on it.

The decision, which was posted on the Web sites of the Bureau of Land Management’s Oregon offices, has revived the battle lines formed during the fight over the extensive logging of old-growth timber in the 1980s, a practice blamed for the rapid decline in populations of the northern spotted owl.

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Update: Airline Traffic & Climate

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“Hong’s work doesn’t prove that the contrails have no effect on temperature, just that they are unlikely to have a major role, says Ulrich Schumann, director of the Institute of Atmospheric Physics at the German Aerospace Center in Oberpfaffenhofen, near Munich.”

“Because Hong’s analysis studied high-level clouds in general-and not contrails in particular-Travis says that specific conclusions cannot be drawn about the role of contrails from the survey.”
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Nature 31 December 2008
doi:10.1038/news.2008.1335

Can aircraft trails affect climate?

Grounding planes after the 11 September attacks may not have caused unusual temperature effects.

Anna Barnett

When all commercial air traffic in the United States was grounded after the terrorist attacks of 11 September 2001, scientists got an unexpected opportunity to test ideas about the climate effects of the condensation trails left behind by jets.

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