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12 février 2018

Chez les chimpanzés aussi, l’intelligence est liée au contrôle de soi [Sciences & Avenir - Animaux]

Comme chez l’homme, les chimpanzés qui contrôlent le mieux leur attitude sont aussi ceux qui ont les meilleurs scores aux tests d’intelligence.

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12 février 2018

Microplastics pollute most remote and uncharted areas of the ocean [The Guardian]

First data ever gathered from extremely remote area of the South Indian Ocean has a surprisingly high volume of plastic particles, say scientists.

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12 février 2018

Salmon face double whammy from toxic stormwater [Phys]

Washington State University researchers have found that salmon face a double whammy when they swim in the stormwater runoff of urban roadways.

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12 février 2018

Simple rules can help fishery managers cope with ecological complexity [Phys]

To successfully manage fisheries, factors in the environment that affect fish—like food sources, predators and habitat—should be considered as part of a holistic management plan.That approach is gaining traction in fisheries management, but there has been no broad-scale evaluation of whether considering these ecosystem factors makes any economic sense for the commercial fishing industry. In these often profitable and competitive markets, that question has lacked the evidence to rule one way or another.
A team of ecologists and economists has addressed that question in the first study to test whether real-life ecological interactions produce economic benefits for the fishing industry. The results were published online last week in the Proceedings of the National Academy of Sciences.

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9 février 2018

When it comes to genes, lichens embrace sharing economy [Phys]

University of Colorado Boulder researchers have discovered the first known molecular evidence of obligate symbiosis in lichens, a distinctive co-evolutionary relationship that could shed new light on how and why some multicellular organisms consolidate their genomes in order to co-exist.

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