Homepage of the Abandoned Mine Lands (AML) initiative programs supporting actions to remedy contaminations associated with hard rock mining. Includes data from the Upper Animas River and Boulder River, bibliography of reports, and pictures.
They're abundant in this area, but hard to count reliably. We outline a procedure for estimating the population sizes so that we can determine whether they're increasing or dwindling. We must both listen for their calls and visually confirm them.
Wildlife you see in a national park or other reserved area don't know about the park boundary. Bobcat, martens, mink, and moose need different types of living space and habitat. Development outside the park affects their ability to inhabit the park.
Site for a USGS project under the U.S. Global Change Research Program for a national assessment of the impacts of climate variability and change on resources with links to impacts in Alaska, western U.S., public lands, and water resources.
Small wetlands in this large area have hosted migratory birds for a long time, but with changes in agricultural practice and regional climate those habitats may not remain hospitable to the wild populations.
The bibliography provides citations pertinent to the effects of fire and its prescribed use on the ecosystems and species of Wisconsin and the upper Midwest. Three separate subject indexes are provided: general, species, and geographic location.