Are we pushing animals over the edge? ( Springer ) Species of mammals and birds are threatened with extinction as a result of rising human population density, according to a study published in Springer's journal, Human Ecology. The work is also the first to show that the exponential growth of the human population will continue to pose a threat to other species. In other words, there does not appear to be a threshold above which ...
June 19, 2013 - EurekAlert!