P. oceanica litter: a dynamic food reserve
11/23/16

The litter composed of dead leaves left by P. oceanica is home to some 115 invertebrate species. It is therefore both a habitat and a major food source for all ecosystems on the Mediterranean coast.

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Seals are swallowing a mouthful
9/15/16

Many pollutants present in our oceans are permanently contaminating marine mammals. In order to establish the extent of this exposure and the challenges it represents, a group of researchers have adopted complex and varied approaches to the problem.  

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The Black Sea has lost more than a third of its habitable volume
9/1/16

The Black Sea's habitable volume has decreased by more than 40 % in 60 years. And the oxygen penetration depth in the water column has shrunk from 140 to 90 metres, compressing a rich ecosystem. 

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The North Sea: high levels of methane emissions
6/14/16

The observation of a high concentration of methane off the north coast has enabled scientists to take a fascinating trip back in time. The study also makes a contribution to a better understanding of the cycle of one of the most reactive greenhouse gases

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The heavy price of shale gas
5/18/16

The concentration of ethane in the atmosphere has begun increasing again since 2009. This reversal has also been accompanied by a significant surplus of methane, a well-known greenhouse gas. The exploitation of shale gas is the primary cause of this trend. 

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