Forest and Rangeland Ecosystem Science Center (FRESC)


Filter Total Items: 169
Date published: November 3, 2017

Analytical Framework for Assessing Landbird Population Characteristics Described in New Report

Scientists from USGS, NPS, and the Institute for Bird Populations developed a new framework for analyzing landbird population monitoring data from the NPS North Coast and Cascades Inventory and Monitoring Network (NCCN). 

Date published: October 27, 2017

California Condor Behavior Unresponsive to Lead Exposure

Scavenging birds are at risk of lead poisoning from consuming carcasses of animals killed with lead ammunition. Methods to identify lead exposure typically require capturing an animal to collect a blood sample; however, USGS and U.S. Fish and Wildlife Service researchers sought to design a less costly, noninvasive behavioral test to identify lead exposure in California condors.

Date published: July 21, 2017

New Study: Water, Grazing, and a Threatened Amphibian – Oregon Spotted Frog

A new study in the Klamath Marsh National Wildlife Refuge in south-central Oregon examines how Oregon spotted frogs use habitat in grazed areas, and will evaluate seasonal water quality and sediment conditions in response to grazing.

Date published: March 21, 2017

Livestock grazing effects on sage-grouse: study identifies options to sustain ranching and help wildlife

Effects of livestock grazing on greater sage-grouse populations can be positive or negative depending on the amount of grazing and when grazing occurs, according to research published today in Ecological Applications. The research was conducted by scientists from the United States Geological Survey, Colorado State University and Utah State University.

Date published: February 14, 2017

Handbook for sagebrush steppe restoration techniques can help sustain wildlife and western ecosystems

The sagebrush ecosystem in the western U.S is one of the largest ecosystems in North America, but it is also threatened from wildfire and invasive plants. “Restoration of these unique ecosystems will help sustain wildlife and livelihoods throughout the West," said David Pyke, the USGS ecologist and lead author of the final installment of a three-part sagebrush restoration handbook. 

Date published: November 30, 2016

Around 600 Non-Native Mountain Goats Now Roam the Olympic Mountains

Population has Increased 8 Percent a Year Since 2004

Date published: October 14, 2016

Experiments to Help Restore Mosses in Arid Lands

Biological soil crusts are beneficial to arid ecosystems and occupy bare ground, deterring establishment of invasive annual grasses.

Date published: September 28, 2016

Local Wind Energy Development Has Broad Consequences for Golden Eagles

Roughly over a quarter of the golden eagles killed at the Altamont Pass Wind Resource Area in Northern California from 2012-2014 were recent immigrants to the local population, according to research led by the U.S. Geological Survey. 

Date published: June 13, 2016

Designing Mortality Monitoring at Solar Facilities

Addressing a need for wildlife monitoring at solar power facilities

Date published: May 28, 2015

New Director to Lead USGS Forest and Rangeland Ecosystem Science Center

Ken Berg has been named the new director of the U.S. Geological Survey Forest and Rangeland Ecosystem Science Center, headquartered in Corvallis, Ore.