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Nitrogen deposition in rural areas of Catalonia, near the threshold for adverse effects on forests
Nitrogen is an essential element for life. Its natural cycle in the biosphere has been modified by human activity, increasing emissions of nitrogen compounds. This study evaluates the nitrogen...
Migratory behaviour affects the size of brains in birds
Researchers at Centre for Ecological Research and Forestry Applications (CREAF, a UAB-affiliated centre) shed new light on the evolution of brain size in birds. Scientists have known for some time that migratory birds have smaller brains than their resident...
