News tagged with carbon isotopes

Tiny fossils tell a long(ish) story

The impact of an asteroid at the end of the Cretaceous caused mass extinctions in the oceans, as well as killing the dinosaurs on land. The carbon isotope difference between surface and seabed organisms (foraminifera) also ...

dateMar 08, 2016 in Earth Sciences
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New detector sniffs out origins of methane

Methane is a potent greenhouse gas, second only to carbon dioxide in its capacity to trap heat in Earth's atmosphere for a long time. The gas can originate from lakes and swamps, natural-gas pipelines, deep-sea vents, and ...

dateMar 05, 2015 in Earth Sciences
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