14 mayo 2015
Ecologists and conservation groups single out the hardest-working ecosystems — called «hotspots» — for their exceptional conservation value. The number of ecosystem hotspots has increased in Massachusetts over the past decade, with more and more hotspots popping up in metro Boston, a study has found.
http://feeds.sciencedaily.com/~r/sciencedaily/~3/Tgn9Pb5tb1Y/150514085919.htm
