provides a scientific basis for effective conservation action, with information about North American rare and endangered species and threatened ecosystems

an association of environment and social NGOs committed to keeping natural terrestrial ecosystems intact and their carbon out of the atmosphere in ways that respect the rights of indigenous peoples and local communities

this report from WWF and others warns of a looming ecological credit crunch, and explores the changing state of global biodiversity as a result of human consumption (pdf)

links compiled for students, teachers, researchers, and others interested in the science of ecology

initiative dedicated to promoting taxonomy, especially in the biodiversity rich but economically poorer countries of the world

promotes and fosters the study of ecology in its widest sense; advancing and supporting the science of ecology and publicising the outcome of research, in order to advance knowledge, education and their application

a resource for social and ecological awareness, dialogue, and activism in the college, community, and surrounding region of Durango, CO

highlights the importance of healthy ecosystems to a healthy economy by researching environmental challenges facing the state and reporting this research to policy makers and the public

interactive maps of the World's ecosystems from National Geographic, including information on 867 land-based ecoregions that are distinguished by shared ecological features, climate, and plant and animal communities