Wildlife numbers have plunged by more than half in just 40 years as Earth's human population has nearly doubled, a survey of over 3,000 vertebrate species revealed on Tuesday.
Ecology
Sep 30, 2014
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The conversion of forests, grasslands, shrublands and wetlands to cropland over the course of three centuries profoundly changed the surface of the Earth and the carbon cycle of the terrestrial ecosystem in Northeast China.
Environment
Sep 30, 2014
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A new national study finds that health professions schools report an overall positive impact from the use of holistic review – a university admissions process that assesses an applicant's unique experiences alongside traditional ...
Social Sciences
Sep 30, 2014
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Scientists across China and the United States collaborating on the PandaX search for dark matter from an underground lab in southwestern China report results from the first stage of the experiment in a new study published ...
General Physics
Sep 30, 2014
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Three-dimensional metal printing technology is an expanding field that has enormous potential applications in areas ranging from supporting structures, functional electronics to medical devices. Conventional 3D metal printing ...
Engineering
Sep 30, 2014
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