ZURICH, September 20 (WNM/Universität Zürich/Beat Müller) - The diversity of bird communities in the Swiss Alps is declining more and more, a joint study of the University of Zurich and the Swiss Ornithological Institute has found. An analysis of data from the past two decades has revealed a loss of functional and compositional diversity in Alpine bird communities. This trend is likely connected to rising temperatures and changes in land use. Ecologists believe that global climate change has had ...Den vollständigen Artikel lesen ...