enviro
Get flash to fully experience Pearltrees
Global Forest Heights: Take Two : Image of the Day
When Michael Lefsky of Colorado State University released a first-of-a-kind map showing the height of the world’s forests in summer 2010, he made clear it was a first draft that would be refined in the future. Sure enough, a second map of global forest canopy height appeared in the pages of the Journal of Geophysical Research about a year later.
Dynamique des ressources naturelles - UVED
Cet ouvrage numérique sans précédent, écrit par près de 80 scientifiques spécialistes du domaine issus d’organismes de recherche et d’établissements d’enseignement supérieur français et étrangers, constitue une véritable introduction aux Sciences de l’Environnement et du Développement Durable.Homepage ::: Planet Under Pressure
First State of the Planet Declaration published Scientists issue first “State of the Planet” declaration at the world’s largest gathering of experts on global environmental and social issues in advance of the major UN Summit Rio+20 in June Download declaration. Watch the Daily Planet News Show live each day
atmosphère
sécheresse
climato/global warming/climate change
météo
glace/neige/calottes ice snow cover
images satellite
oceano
ecologie
ENVIRONNEMENT
Planète