Stig Östlund

lördag, mars 07, 2015

The Green Lungs of Our Planet are Changing

Are leaves and buds developing earlier in the spring? And do leaves stay on the trees longer in autumn? Do steppe ecosystems remaining green longer and are the savannas becoming drier and drier?
In fact, over recent decades, the growing seasons have changed everywhere around the world. This was determined by a doctoral candidate at the Goethe University as part of an international collaboration based on satellite data. The results are expected to have consequences for agriculture, interactions between species, the functioning of ecosystems, and the exchange of carbon dioxide and energy between the land surface and the atmosphere.
"There is almost no part of the Earth that is not affected by these changes", explains Robert Buitenwerf, doctoral candidate at the Institute for Physical Geography at the Goethe University./SpaceRef
More --> Spaceref
Nu duggar larmrapporterna ...till ingen nytta tycks det som. Men pratkvarnarna mal på - med tomt resultat - som aldrig förr, likaså de fina miljökonferenserna. Stackars klot!

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