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Endangered Ecosystems of the United States: A Preliminary Assessment of Loss and Degradation (Report). National Biological Service. Archived from the original on 2008-05-09; Management of riparian and wetland forested ecosystems in Montana: fourth annual Montana Riparian Association Workshop, September 5-7, 1990. Missoula, Montana: School of ...
This dependency causes life zones to form: bands of similar ecosystems at similar elevations. [5] One of the typical life zones on mountains is the montane forest: at moderate elevations, the rainfall and temperate climate encourages dense forests to grow.
Areas of relatively intact grassland and wetland on the Rocky Mountain Front include the Pine Butte Swamp Preserve near Choteau, Montana, [4] parts of the Blackfeet Indian Reservation, and a number of other hills and valleys of southwestern Montana including the Centennial Mountains, the Big Hole River and parts of the Madison River valleys.
Although ecoregion biotas are most diverse in the Andes, these ecosystems are distinctive wherever they occur in the tropics. The heathlands and moorlands of East Africa (e.g., Mount Kilimanjaro , Mount Kenya , Rwenzori Mountains ), Mount Kinabalu of Borneo, and the Central Range of New Guinea are all limited in extent, isolated, and support ...
Montana is home to 14 amphibian species and 20 species of reptiles. Birds of Montana. There are at least 427 species of birds found in Montana. [7] Molluscs of Montana. There are at least 42 species of freshwater bivalves (clams and mussels) known in Montana. [8] There are also at least 155 species of gastropods found in Montana. [9 ...
Ecoregions of North America, featuring the 50 United States, the District of Columbia and the five inhabited territories. The following is a list of ecoregions in the United States as identified by the World Wide Fund for Nature (WWF).
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Due to the highly variable climatic regimes across the Great Plains, many aspects of climate change are not expected to affect all areas of the eco-region equally. In regards to precipitation, this means an exacerbation of extremes where dry areas in the south are expected to get drier and wetter areas in the north to get wetter.