28 noviembre 2014
Human-induced changes to Earth’s carbon cycle — for example, rising atmospheric carbon dioxide and ocean acidification — have been observed for decades. However, a new study has shown that human activities, in particular industrial and agricultural processes, have also had significant impacts on the upper ocean nitrogen cycle.
http://feeds.sciencedaily.com/~r/sciencedaily/~3/rUsUAlEutuM/141127212346.htm
