Tag Archives: nature

Plant life is under threat, but how do we know?

Plant life is under threat, but how do we know?

Plant life is under threat, but how do we know? To date, plant species are considered to be at risk of extinction if they inhabit a limited geographical area and have a small population size. But thanks to a new study of a range of plant specimens from South Africa and the United Kingdom, an international consortium of biologists have shown that these criteria wrongly categorise species as at risk when they are newly arrived in an area.…

Des scientifiques découvrent la relation entre le sol forestier et l’oxyde d’azote

Des scientifiques découvrent la relation entre le sol forestier et l’oxyde d’azote [Date: 2011-04-13] Illustration associée à l’article Selon une nouvelle étude, les émissions d’oxyde d’azote (N2O), un gaz à effet de serre, augmentent en raison des composés azotés provenant du secteur des transports, de l’industrie et de l’agriculture.…
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