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Read the latest news coming out of the Ecosystems Mission Area.

EcoNews

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EcoNews is a quarterly newsletter highlighting ecosystems science and activities coming out of our Science Centers, Cooperative Research Units, and Climate Adaptation Science Centers across the Nation.

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Programs and Science Centers within the Ecosystems Mission Area are publishing a diverse set of topical newsletters. Subscribe to keep up with the latest USGS ecosystems science.

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September 17, 2015

Numbers Encouraging, but Shark Bites Still Problematic for Sea Otter Recovery

SANTA CRUZ, Calif. — The recovery of southern sea otters appears to have taken an upturn, according to results from the annual California sea otter...

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September 16, 2015

Predicting Pesticides in Streams and Rivers: Where is Water Quality at Risk?

A new interactive mapping tool provides predicted concentrations for 108 pesticides in streams and rivers across the Nation and identifies which...

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September 15, 2015

100 Photos That Can Help Prevent Sickness, Save Lives

A series of 100 photos may reduce the risk of Native Americans and Alaska Natives being exposed to or consuming water or food containing harmful...

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September 14, 2015

EarthWord: Crepuscular

The term crepuscular describes events relating to, resembling, or occurring during twilight, meaning morning and evening hours. An animal described as...

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September 10, 2015

Fire Patterns in the Range of the Greater Sage-Grouse, 1984-2013

OAKHURST, Calif. -- Overall fire threats to greater sage-grouse habitat are much higher in the western part of the species’ range than in the eastern...

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September 10, 2015

Cumulative Effects of Wildfire Adversely Affect Greater Sage-Grouse in the Great Basin

Slowing fire-related population declines in greater sage-grouse in the Great Basin over the next 30 years may depend on the intensity of fire...

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September 8, 2015

Sage-grouse Priority Areas Function as an Interdependent Network

BOISE, Idaho — The network of greater sage-grouse priority areas is a highly centralized system of conservation reserves. The largest priority areas...

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September 1, 2015

EarthWord: Anthropogenic

Scientists use the word “anthropogenic” in referring to environmental change caused or influenced by people, either directly or indirectly.

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August 24, 2015

Increasingly Severe Disturbances Weaken World’s Temperate Forests

SEQUOIA AND KINGS CANYON, Calif. — A new paper published today in Science magazine has synthesized existing studies on the health of temperate forests...

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August 20, 2015

Ecologists Roll a Century’s Work on Food-webs into a Single Model

In a paper released today in Science, a new model presents a common mathematical structure that underlies the full range of feeding strategies of...

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August 20, 2015

USGS Scientists Study Effects of Gold King Mine Release

On August 5, while investigating the Gold King Mine in southwestern Colorado, the U.S Environmental Protection Agency accidentally triggered the...

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August 19, 2015

Mercury and Selenium are Accumulating in the Colorado River Food Web of the Grand Canyon

Although the Grand Canyon segment of the Colorado River features one of the most remote ecosystems in the United States, it is not immune to exposure...

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