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The mid-domain effect revisited
(UNIV CHICAGO PRESS, 2005-11)
We revisit the proposition that boundary constraints on species' ranges cause species richness gradients ( the mid-domain effect [MDE] hypothesis). In the absence of environmental gradients, species should not retain their ...
People, species richness and human population growth
(BLACKWELL PUBLISHING, 2006-11-01)
Aim To investigate how the magnitude of conservation conflicts arising from positive relationships between human population size and species richness is altered during a period of marked human population growth (2% year(-1)). ...
Ants, altitude and change in the northern Cape Floristic Region
(BLACKWELL PUBLISHING, 2006-01)
Aim Climate-modelling exercises have demonstrated that the Cape Floristic Region is highly sensitive to climate change and will apparently lose much of its northern limits over the next few decades. Because there is little ...