Global change impacts on bird biodiversity in South Asia: potential effects of future land-use and climate change on avian species richness in Pakistan 1Department of Aquatic Ecology, Swiss Federal Institute of Aquatic Science and Technology (EAWAG), Dubendorf, Zurich, Switzerland 2Department of Zoology, Government (Defunct) College, Dera Ghazi Khan, Punjab, Pakistan 3Terrestrial Ecology Research Group, Department for Life Science Systems, School of Life Sciences, Technical University of...