منابع مشابه
Mapping urban pipeline leaks: methane leaks across Boston.
Natural gas is the largest source of anthropogenic emissions of methane (CH(4)) in the United States. To assess pipeline emissions across a major city, we mapped CH(4) leaks across all 785 road miles in the city of Boston using a cavity-ring-down mobile CH(4) analyzer. We identified 3356 CH(4) leaks with concentrations exceeding up to 15 times the global background level. Separately, we measure...
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متن کاملFears over Arctic research plans
An increasing number of researchers are concerned about a controversial plan by US colleagues to work alongside oil companies to hunt for fossil fuel reserves in the Arctic. The US Geological Survey is lining up a project with BP and Statoil to find oil and gas in the Arctic Ocean, under the auspices of a flagship scientific initiative intended to tackle global warming. Tackling climate change ...
متن کاملFears mount over ‘fortress’ America
been handcuffed, interrogated, held in a cell and maltreated by American security staff. This was as a result of landing at Los Angeles International Airport for a brief stay with the incorrect type of visa. With imminent laws insisting that all new passports contain biometric data such as fingerprints and iris scans, worse appears on the way. Many travellers are also desperately hoping Congres...
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'horizon scanning' for biotechnology advances and provides information, " wrote Zoe Williams in The Guardian. Donna Dickenson, emeritus professor of medical ethics at the University of London, said that a fundamental part of the HFEA's work is consultative, taking the cultural temperature on issues like animal–human hybrid embryos. " We don't have a statutory national ethic commission. Almost e...
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ژورنال
عنوان ژورنال: Nature
سال: 2008
ISSN: 0028-0836,1476-4687
DOI: 10.1038/455572a