Accueil > Communication > Newsletter scientifique > Articles de presse > Sciences

Sciences RSS des Sciences

Page(s) : < | 1 | ... | 43 | 44 | 45 | 46 | 47 | 48 | 49 | 50 | 51 | ... | 314 |

11 novembre 2016

Why the death of coral reefs could be devastating for millions of humans [The Washington Post]

Coral reefs around the globe already are facing unprecedented damage because of warmer and more acidic oceans. It’s hardly a problem affecting just the marine life that depends on them or deep-sea divers who visit them.

Lire la suite

9 novembre 2016

Without birds, tropical forests won’t bounce back from deforestation [Phys]

Among its many other claims to fame, the Amazon rainforest contains more than 1,500 bird species. Around a quarter of them are found nowhere else on Earth. Many of these birds have evolved to fill a specific role – whether that means eating particular types of insects, or scattering a certain size of seed, they all play a part in one of the world’s most complex ecological networks, keeping the forest healthy and resilient. More than 90% of tropical trees and shrubs depend on animals to disperse their seeds, for example. These "biodiversity services" are crucial.

Lire la suite

9 novembre 2016

La France concentre 10 % de la biodiversité mondiale [Notre-Planete]

Chaque année, le Muséum national d’Histoire naturelle publie la liste des espèces décrites et recensées sur l’ensemble du territoire national (y compris l’outre-mer) : le référentiel taxonomique national ou TAXREF[1]. 182 498 espèces de faune et de flore, terrestres et marines, ont ainsi été inventoriées en 2016. En comparaison des estimations scientifiques comptant deux millions d’espèces décrites dans le monde[2], cela représente près d’une espèce sur dix sur la planète.

Lire la suite

8 novembre 2016

Team discovers three new bird species in Africa [Phys]

Texas A&M University team has discovered three never before documented bird species, and there could well be more, the team’s leader said.

Lire la suite

8 novembre 2016

Southern hemisphere faster to recover after killer asteroid, study suggests [The Guardian]

Analysis of insect damage to fossil leaves presents new theory as to why southern hemisphere recovered faster from asteroid that killed the dinosaurs.

Lire la suite

Page(s) : < | 1 | ... | 43 | 44 | 45 | 46 | 47 | 48 | 49 | 50 | 51 | ... | 314 |