Freshwater ecoregions of North America

2000
Abell, Robin |
Olson, David |
Dinerstein, Eric |
Hurley, Patrick T. |
North America's freshwater habitats and the extraordinary biodiversity they contain are facing unprecedented threats from a range of sources. As an initial step in identifying those areas where protective and restorative measures should be implemented first, World Wildlife Fund-US assembled a team of leading scientists to conduct a conservation assessment of freshwater ecoregions. Freshwater Ecoregions of North America presents that assessment and outlines measures tha