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3 mars 2017

Amazon Rainforest Was Shaped by an Ancient Hunger for Fruits and Nuts [Scientific American]

People living in the area thousands of years ago may have changed the forest around them in ways that are still visible today.

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3 mars 2017

Ressusciter des espèces disparues serait néfaste pour les espèces vivantes [Sciences et Avenir - Biodiversité]

Des chercheurs australiens estiment que ressusciter des espèces disparues pourrait conduire à la réduction des moyens destinés à la conservation de celles encore en vie.

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3 mars 2017

What global climate change may mean for leaf litter in streams and rivers [Phys]

Carbon emissions to the atmosphere from streams and rivers are expected to increase as warmer water temperatures stimulate faster rates of organic matter breakdown. But a new study led by University of Utah researcher Jennifer J. Follstad Shah, in collaboration with a team of 15 scientists in the U.S. and Europe, suggests these decay rates may not increase as much as expected.

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3 mars 2017

How pandas got their patches [Science]

Giant pandas’ patches are among the most striking of any mammal : black ears and eye spots set against a white face, with dark limbs and shoulders abutting a white neck and torso. Scientists have proposed dozens of reasons for the animals’ piebald appearance.

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3 mars 2017

Scanning the genetic barcode of plant-pollinator interactions [New Phyt Blog]

Tracking changes in ecosystems is both vital and extremely difficult. We need to know how differences in climate and land use will affect the success of different species, and what impacts this will have on the wider environment. Plant-pollinator interactions are particularly important for the stability of ecological communities, but how will these relationships be affected in the future and what will happen to the ecosystem services they provide ?

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