When it comes to the hazards of global warming, it may turn out that lizards in burrows are the canaries in the coal mine.In a study to be published Friday in the journal Science, an international team of biologists reports that in more than one-tenth of the places in Mexico where lizards flourished in 1975 the reptiles now cannot be found. The researchers predict that by 2080 about 40 percent of local lizard populations worldwide will have died off, and 20 percent of lizard species will be extinct.



The device meant to stop oil leaking from a Gulf of Mexico well after last month's rig explosion was faulty, US Congressional investigators have said. The blowout preventer (BOP), a set of huge valves, had a hydraulic leak and a failed battery, they said after studying documents from BP and others.
Many who think they have food allergies actually do not. A new report, commissioned by the federal government, finds the field is rife with poorly done studies, misdiagnoses and tests that can give misleading results.
The Afghan National Army, a pillar of the U.S. strategy for stabilizing Afghanistan and withdrawing U.S. troops next year, is riddled with corruption, ethnic friction and rivalries among its highest leaders that are hampering its ability to fight the Taliban-led insurgency, according to a new study.





























