News tagged with sierra leone
S.Leone elephants 'wiped out' by poachers: official
Nov 26, 2009 |
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Poachers "wiped out" the entire elephant herd in Sierra Leone's only wildlife park, wildlife managers said Thursday after police said they had arrested a gang of 10 poachers.
Japan, San Marino top life expectancy league
May 21, 2009 |
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(AP) -- The World Health Organization says women in Japan have the highest life expectancy in the world with 86 years.
Search results for sierra leone
Ski Runs Are Not Created Equal
Dec 21, 2009 |
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(PhysOrg.com) -- Building a new ski run by bulldozing a mountainside rather than only cutting its shrubs and trees is far more damaging ecologically, yet might offer only a week's earlier start to the downhill season, says ...
Not easy being green
Dec 18, 2009 |
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(PhysOrg.com) -- It was a battle to save a cherished piece of nature from the forces of economic growth. Preservationists formed groups to present their case, and public figures across the country spoke up ...
Predicting insurgent attacks with a mathematical model
Dec 17, 2009 |
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When bombs and bullets left 37 dead during Friday prayers at a mosque in Pakistan, earlier this month, the insurgency was using the element of surprise. Unpredictability is the hallmark of modern insurgent attacks such as ...
Study shows loss of 15-42 percent of mammals in North America
Dec 17, 2009 |
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If the planet is headed for another mass extinction like the previous five, each of which wiped out more than 75 percent of all species on the planet, then North American mammals are one-fifth to one-half the way there, according ...
Stem-cell activators switch function, repress mature cells
Dec 16, 2009 |
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In a developing animal, stem cells proliferate and differentiate to form the organs needed for life. A new study shows how a crucial step in this process happens and how a reversal of that step contributes to cancer.
California's troubled waters: Satellite-based findings reveal major groundwater loss in Central Valley (w/ Video)
Space & Earth / Earth Sciences
Dec 14, 2009 |
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New space observations reveal that since October 2003, the aquifers for California's primary agricultural region - the Central Valley - and its major mountain water source - the Sierra Nevada - have lost nearly ...
Governments turn to cloud seeding to fight drought
Space & Earth / Earth Sciences
Dec 10, 2009 |
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(AP) -- On a mountaintop clearing in the Sierra Nevada stands a tall metal platform holding a crude furnace and a box of silver iodide solution that some scientists believe could help offer relief from searing ...
White, but not pure
Dec 07, 2009 |
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Even the snow on Aconcagua Mountain in the Andes is polluted with PCBs. An international team of researchers detected low concentrations of these toxic, carcinogenic chlorine compounds in samples taken from ...
Tahoe faces new development battle: green vs. green
Dec 03, 2009 |
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As snow begins to blanket Lake Tahoe, the region finds itself facing a new kind of development battle: green vs. green.
Artificial refuges created to save the reptiles of Doņana
Nov 30, 2009 |
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The Aznalcóllar mining accident more than 11 years ago, which contaminated part of the Doņana National Park, also damaged reptile habitat there. Now a team of Spanish researchers, who have been studying ...
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