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New sightings of ivory-billed woodpecker in Florida

26 Sep 2006 at 4:09pm

Bird researchers have spotted ivory-billed woodpeckers 14 times in the past 18 months in a remote area of the Florida panhandle -- on some occasions, two at the same time -- according to a report in the Canadian online journal Avian Conservation and Ecology. The team of scientists also made ...

A Colorado home-builder reflects on his attempt to go green

26 Sep 2006 at 4:09pm

What to do when your compressed wheatgrass paneling requires toxic glue? Or when your straw-bale insulation won't work with reclaimed wood? Or when the county government won't let you reuse your own wastewater unless you install a water-treatment plant and a second set of plumbing? Daniel A. Shaw ran up ...

Aspens are dying mysteriously in the Western U.S.

26 Sep 2006 at 4:09pm

Aspens, the most widely distributed trees in North America, are rapidly dying in some Western states -- and no one knows why. The culprit may be insects, or climatic stress, or overgrazing. Or all of those. Or none of them. It may be a lack of recent avalanches and fires, ...

Earth nearing warmest point in a million years, may see rougher El Niños

26 Sep 2006 at 4:09pm

The earth is the warmest it has been in the last 12,000 years and is within 1.8 degrees of its highest average temperature in the past million years, scientists report in the Proceedings of the National Academy of Sciences. The global surface temperature has increased 0.36 degrees each of the ...

Honda develops "superclean" diesel engine for passenger cars

26 Sep 2006 at 4:09pm

Honda Motor Co. is aiming to clean up diesel's dirty image with a new diesel engine for passenger cars that runs as cleanly as the most advanced gasoline-powered engines. In 2009, the company plans to start selling a sedan, probably a Honda Accord, powered by its new "superclean," four-cylinder diesel ...

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