Scientists begin studying temperature changes, and an extinct bird may not be extinct.
Mon, Feb 11 2013 at 6:00 AM
Feb. 11, 1968:
Scientists at Antarctica's Byrd Research Station drill the first ice core
to study past temperature and atmospheric changes.
Feb. 11, 1994:
U.S. President Bill Clinton signs an Executive Order
on Environmental Justice, directing all Federal agencies to take into account whether their projects unjustly impact minority communities.
Feb. 11, 2004:
A kayaker named Gene Sparling reports that he spotted an ivory-billed woodpecker
(at right) in Arkansas. The bird, one of the largest woodpecker species, is believed to have been extinct for decades due to logging. After an extensive search to confirm Sparling's report and other sightings, the journal Science publishes confirmation that the species still exists in 2005.
Photo: Robert King/ZUMA Press
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