Experimental Forests and Ranges
In 1908, the Forest Service established a system of experimental forests and ranges (EFRs) to be set aside for environmental research. Browse articles and spotlights on these unique research locations and learn more about the science being done there.
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In 1908, the Forest Service established a system of experimental forests and ranges (EFRs) to be set aside for environmental…In 1908, the Forest Service established a system of experimental forests and ranges (EFRs) to be set aside for environmental research. More than 100 years later, 80 of these areas... -
In 1908, the Forest Service established a system of experimental forests and ranges (EFRs) to be set aside for environmental…In 1908, the Forest Service established a system of experimental forests and ranges (EFRs) to be set aside for environmental research. More than 100 years later, 80 of these areas... -
In 1908, the Forest Service established a system of experimental forests and ranges (EFRs) to be set aside for environmental…In 1908, the Forest Service established a system of experimental forests and ranges (EFRs) to be set aside for environmental research. Only one EFR is located in Wyoming. The Glacier... -
Hibernating bat populations across the Eastern United States have suffered declines since the 2000s. Little brown bat populations have declined…Hibernating bat populations across the Eastern United States have suffered declines since the 2000s. Little brown bat populations have declined 70 percent or more. Populations of the northern long-eared bat... -
In 1908, the Forest Service established a system of Experimental Forests and Ranges (EFRs) to be set aside for environmental…In 1908, the Forest Service established a system of Experimental Forests and Ranges (EFRs) to be set aside for environmental research. Argonne EFR was established in 1947 and is located... -
In 1908, the Forest Service established a system of experiment forests and ranges (EFRs) to be set aside for environmental…In 1908, the Forest Service established a system of experiment forests and ranges (EFRs) to be set aside for environmental research. Black Hills Experimental Forest is 1,376 hectares in the... -
In 1908, the Forest Service established a system of experimental forests and ranges (EFRs) to be set aside for environmental…In 1908, the Forest Service established a system of experimental forests and ranges (EFRs) to be set aside for environmental research. Bonanza Creek Experimental Forest in Alaska is one of... -
Nonpoint source pollution is pollution coming from widely developed areas, such as farms or cities. However, nonpoint source pollution can…Nonpoint source pollution is pollution coming from widely developed areas, such as farms or cities. However, nonpoint source pollution can also be an issue in natural areas, such as forests.... -
Particulate organic matter (POM), which consists of small pieces of twigs, leaves, soil, and other items found in the water,…Particulate organic matter (POM), which consists of small pieces of twigs, leaves, soil, and other items found in the water, is an important component of an ecosystem and the food... -
Water is constantly moving throughout the natural environment. Some scientists study the flow of water into, out of, and held…Water is constantly moving throughout the natural environment. Some scientists study the flow of water into, out of, and held within particular natural areas. Trees play a role in the...
