a large collaborative effort representing the most extensive study of the state of the world’s ecosystems, analyzing the capacity of ecosystems to provide goods and services important for human development

a report from the Heinz Center on the condition of US lands, waters, and living resources

seeks to build local, national and international alliances with action to address the common root causes of social injustice, economic domination and environmental destruction

provides a scientific appraisal of the condition and trends in the world’s ecosystems and the services they provide, as well as the scientific basis for action to conserve and use them sustainably

National Geographic and the World Wildlife Fund provide maps of and information about land-based ecosystems of the world

report provides estimates of declines of natural ecosystems in the US and provides a rationale for ecosystem-level conservation

research institution whose mission is to promote sustainable development in the Amazon through studies, support for public policy formulation, broad dissemination of information and capacity building

documents an ecological assessment of forest ecosystem health in the Southwest United States

from the IUCN, an assessment of the available evidence, based on peer-reviewed scientific consensus about the state of peatlands, the impacts of different activities on peatland ecosystems and the services they provide and the benefits of restoring and conserving them (pdf)

funds conservation activities in the World's "biodiversity hotspots", a joint initiative of Conservation International, the Global Environment Facility and the World Bank

official web site of Everglades National Park

a university system research and training facilitator and environmental education center addressing the issues of water dominated ecosystems

an awareness program that helps educators promote geographic fluency in schools and communities across the United States and Canada

an alliance of 29 scientific institutions in 19 countries, which lead the world in forest canopy research, education and conservation; seeking to define and explore the range and economic value of forest ecosystem services

works to advance global environmental security by promoting the maintenance of the regenerative capacity of life-supporting ecosystems

devoted to facilitating the continuing interaction of people concerned with forest canopies and forest ecosystems around the world

aims to substantially reduce the impact of invasive species on Australia's biodiversity, provides an introduction to the problems of invasive species while working to stop invading species

developing a national, government-wide strategy to safeguard fish, wildlife, plants, and the natural systems upon which they depend

working to protect pollinators by encouraging the health of resident and migratory pollinating animals in North America

works to conserve birds, other wildlife and their ecosystems through innovative scientific research and outreach

seeks to further the preservation and restoration of original/primary ecosystems, focusing upon primary ecosystems in eastern North America

GreenFacts provides current scientific information on ecosytem change, structured in 3 levels of increasing detail

provides information about ecologically responsible forest use and protection of forests

works to sustain natural communities and the human communities which depend on them using science-based, cooperative solutions; composed of scientists trying to solve ecological issues

EPA site that provides news and information about wetlands and their protection