The conversion of Mojave and Colorado River. Arid perennial grasslands to desert shrubland. These series of photo illustrate a hypothesis that within historic times (prior to 1850) over 50% of the Mojave and Colorado deserts were covered with perennial native grasses which have been removed by grazing and these areas have been converted to desert shrubland.

The Midewin National Tallgrass Prairie was established in 1996 and is the first national tallgrass prairie in the country. It is administered by the U.S. Forest Service, in cooperation with the Illinois Department of Natural Resources and with the support of hundreds of volunteers and partner agencies, businesses, and organizations. Part of the former Joliet Army Ammunition Plant, Midewin remained largely closed to the public while the Army cleaned up contamination remaining from decades of TNT manufacturing and packaging.

Ecology and management information for the tussock grasslands of the South Island high country of New Zealand.

The ESA Panel on Vegetation Classification was constituted in January, 1995, by the Ecological Society of America to support and facilitate the creation of standardized, scientifically credible North American vegetation classification.

The Millennium Ecosystem Assessment (MA) is an international work program designed to meet the needs of decision makers and the public for scientific information concerning the consequences of ecosystem change for human well-being and options for responding to those changes.

WorldBiomes.com is a site covering 5 of the major world biomes. Biomes are the various regions of our planet which can best be distinguished by their climate, fauna and flora. Scientists argue on the exact number, or different types of biomes in existence. As it is with everything in nature, similar biomes of often exhibit unique qualities which set them apart, but are not enough to distinguish them completely from the others.

Since its inception in 1988, the Society has been guided by its mission, the "conservation and protection of Burns Bog." Burns Bog is a raised peat bog located in Delta, British Columbia, Canada. It is the largest undeveloped urban landmass in North America. It is also the only known raised peat bog in a Mediterranean climate. Burns Bog is a treasure of a special kind, in part due to its sheer size, making it home to many beautiful and rare plants, animals and insects. It is also a green space that provides the Lower Mainland with priceless services such as air and water filtration.

IPS is a international, non-governmental and non-profit organization with approx. 1,400 members from 37 countries. It is dedicated to fostering the advancement, exchange and communication of scientific, technical and social knowledge and understanding for the wise use of peatlands and peat.

The Fucecchio Marshes, a tuscan wetland - history and picture. The pages you are about to visit were put on the Internet to give a small contribution, together with other websites, to the knowledge of the Marshes of Fucecchio. The high value of these wetlands is also testify by the presence of many animal species, migratory, permanent and vegetable.

The Convention on Wetlands, signed in Ramsar, Iran, in 1971, is an intergovernmental treaty which provides the framework for national action and international cooperation for the conservation and wise use of wetlands and their resources. There are presently 148 Contracting Parties to the Convention, with 1526 wetland sites, totaling 129.5 million hectares, designated for inclusion in the Ramsar List of Wetlands of International Importance.