Sci/tech

Bald Eagle Returns to Philadelphia after 200 Years
March 27, 2007 12:00 AM - Jon Hurdle, Reuters

A pair of bald eagles, a species that has recovered from the brink of extinction in the last 40 years, has built a nest in a former Navy yard on the south side of Philadelphia, the sixth-largest U.S. city and where the Declaration of Independence and Constitution were written.

New, Previously Unknown Climate Zones Seen by 2100
March 27, 2007 12:00 AM - Deborah Zabarenko, Reuters

Global warming could re-make the world's climate zones by 2100, with some polar and mountain climates disappearing altogether and formerly unknown ones emerging in the tropics, scientists said Monday.

Monsanto Asks Court To Allow Sale of GMO Alfalfa
March 26, 2007 12:00 AM - Reuters

Monsanto Co. has asked a San Francisco federal court to allow it to continue selling its genetically modified Roundup Ready Alfalfa while the USDA conducts a court-ordered environmental impact study.

New Trust Seeks Damages for Massachusetts Trees Killed by Gas Leaks
March 26, 2007 12:00 AM - Jay Lindsay, Associated Press

Bob Ackley says minor natural gas leaks that are no threat to people can still cause harm: They kill public shade trees by choking off the oxygen at its roots. Ackley, who has spent 25 years testing natural gas lines for leaks, says it's happening to thousands of trees around the state, and gas companies are slow to fix it.

Scientists Propose Interspecies Cloning
March 26, 2007 12:00 AM - Paul Elias, Associated Press

It was nearly a decade ago that Jose Cibelli plugged his own DNA into a cow's egg in a novel cloning attempt that was condemned as unethical by President Clinton and landed the Michigan State University researcher in a mess of controversy.

Meeting to Address How Chimpanzees Think
March 26, 2007 12:00 AM - Carla K. Johnson, Associated Press

Primatologist Jane Goodall, 72, was in Chicago over the weekend for a three-day conference billed as the first scientific meeting on how chimpanzees think -- not just how they behave. Goodall, who revolutionized research on primates during the 1960s when she studied them at close range in Tanzania, gave a sold-out lecture Sunday at Navy Pier.

California, Environmentalists Sue Navy Over Sonar
March 23, 2007 12:00 AM - Reuters

In separate lawsuits by the California Coastal Commission and a coalition led by the Natural Resources Defense Council, the Navy was accused Thursday of refusing to comply with regulations aimed at protecting marine life from sonar pulses used to detect underwater objects.

Japan Whaling Ship Returns with 500 Whales, Shrouded in Questions
March 23, 2007 12:00 AM - Hans Greimel, Associated Press

A Japanese whaling ship that triggered a high-seas showdown with environmental groups and suffered a deadly fire was due back in port Friday with a catch of 508 whales, despite having to cut its annual hunt short after the accident.

Global Warming and New Technology Heat Up Race for Riches in Melting Arctic
March 23, 2007 12:00 AM - Doug Mellgren, Associated Press

The latest report by the U.N. Intergovernmental Panel on Climate Change says the ice cap is warming faster than the rest of the planet and ice is receding, partly due to greenhouse gases. But some see a lucrative silver lining of riches waiting to be snatched from the deep.

American Wins Stockholm Water Prize for Methods to Improve Water Quality
March 22, 2007 12:00 AM - Associated Press

American professor Perry L. McCarty Thursday won the 2007 Stockholm Water Prize for his methods to improve biological treatment processes of water, organizers said.

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