Earth Changes
More than 1,500 dead fish have been found floating in the river, lifeline of India's northeast this week, fuelling fears that toxic chemicals are being used by fishermen.
Groups of fishermen sometimes use explosives and toxic chemicals to net fish in large quantities, authorities said.
Tests by the U.S. Geological Survey show the bubbles are 70 percent methane and 30 percent air, with more than double the oxygen needed for a volatile mix, said Nara Crowley, vice president of Save Lake Peigneur. She said that doubles both the chance of explosions and the power of any that might occur.
In Texas, one person died in a chain-reaction pileup involving more than 50 vehicles, including several tractor-trailer rigs, on Interstate 40, police said. Authorities said it would take a few days to determine exactly how many were involved.
Travelers also encountered weather-related delays at airports in the New York City area.
A ministry spokesman said "rescue work is continuing and we don't know how many vehicles and people could still be under the many metres thick avalanche".
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China is suffering its worst drought in a decade, which has left millions of people short of drinking water and has shrunk reservoirs and rivers, state media said on Friday.
Hardest hit are large swathes of the usually humid south, where water levels on several major rivers have plunged to historic lows in recent months.
To mask their odor from rattlesnakes, California ground squirrels and rock squirrels chew on sloughed-off snake skin and smear it on their fur, according to a new study.
The act most likely persuades the predators that another snake, not a squirrel, is in the area.
The new report issued by the Senate Environment and Public Works Committee's office of the GOP Ranking Member details the views of the scientists, the overwhelming majority of whom spoke out in 2007.
This is only the third year since these highly endangered birds, also known as Laysan teal, were trapped in the wild and carefully transported by ship from their only remaining population on Laysan Island to re-establish a second population.
"These rare, wild ducks could not co-exist with rats, migrate, or disperse away from Laysan Island, so a few birds were translocated by ship to restore the species to a larger range," USGS wildlife researcher Michelle Reynolds, coordinator for the project, explained. "Now Laysan ducks are found on three rat-free islands for the first time in hundreds of years and are flying between islands at Midway Atoll."
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Map of study sites: Laysan Island Hawaiian Islands National Wildlife Refuge and Midway Atoll, NWR. The source population occurs on Laysan and the translocated population on Midway Atoll NWR. |
The alarming rate of decline revealed in the report has fuelled fears for the future of many of the continent's birds, including the grey partridge, lesser spotted woodpecker and crested lark.
Almost half (45%) of Europe's common birds have declined over a 26-year period according to the report, the State of Europe's Common Birds 2007.