Friday, September 08, 2006

Loose Feathers #66

Cartoon by Tom Toles (Washington Post)

News and links about birds, birding, and the environment.
  • The snowy owl population in Alaska is booming this summer, thanks to unusually high numbers of lemmings. (Via BirdTLC)
  • A federal judge has temporarily halted the plans to lease land around Teshekpuk Lake for oil exploration because the environmental impact review was inadequate.
  • BirdDC has a timeline of oil spills stretching back to 1998. Many involve BP, which recently had to shut down half of its Prudhoe Bay operation. BP America claims to be fixing the recent pipeline problems, while the federal government considers stricter regulations.
  • Melting permafrost in Siberia is releasing methane, a greenhouse gas.
  • The National Weather Service radar picked up birds leaving a roost in Green Bay at dawn. The morning flight appears as an expanding ring. See the image here.
  • Nocturnal migration also appears on weather radar when it is in clear-air mode. For more on how to interpret radar for bird migration, see the Woodcreeper blog.