News tagged with population level

Mercury pollution danger for arctic ivory gulls

A paper in Proceedings of the Royal Society B today says that mercury levels in arctic ivory gulls have risen almost 50 fold over the last 130 years. Scientists think this increase in mercury pollutants could ...

dateMar 20, 2015 in Ecology
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How will ocean acidification impact marine life?

Many marine organisms—such as coral, clams, mussels, sea urchins, barnacles, and certain microscopic plankton—rely on equilibrated chemical conditions and pH levels in the ocean to build their calcium-based ...

dateFeb 03, 2015 in Environment
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Mercury contamination threatens Antarctic birds

Mercury contamination in the Antarctic and Subantarctic affects bird populations, reveal researchers from the Centre d'Etudes Biologiques de Chizé and from the 'Littoral, Environnement et Sociétés' Laboratory ...

dateApr 11, 2014 in Ecology
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Single cells: Same same but different

(Phys.org) —If half of a cell population were coloured white and the other half were coloured black, scientists should think all cells are grey. Conventional methods average over thousands of cells, overlooking ...

dateJun 12, 2013 in Cell & Microbiology
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