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As an unbiased, multi-disciplinary science organization that focuses on biology, geography, geology, geospatial information, and water, we are dedicated to the timely, relevant, and impartial study of the landscape, our natural resources, and the natural hazards that threaten us. Learn more about our goals and priorities for the coming decade in our Science Strategy.

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New hydrologic model provides insights into water supplies...Groundwater Availability Detailed in California's Central Valley
(Released: Wed, 8 Jul 2009 15:43:58 EST)

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Do you want the most current climate change projections and recommendations for future actions? If so, then check out USGS Science Picks! You can also gain insight on the Arctic’s energy assets, how a tribal canoe journey is helping improve water resources in the Salish Sea, efforts to weed out alien invaders, and the need to save declining coral ecosystems...July Science Picks -- Leads, Feeds and Story Seeds
(Released: Thu, 2 Jul 2009 00:00:00 EST)

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Take vast quantities of satellite remote sensing data. Season with time. Mix generously with information about climate, soils, and recent rainfall. These are the ingredients for the Vegetation Drought Response Index...Pinpointing Drought Coast to Coast
(Released: Thu, 18 Jun 2009 9:04:12 EST)

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Senior, Lisa A. (2009), Scientific Investigations Report 2009-5129.

Pike County, a 545 square-mile area in northeastern Pennsylvania, has experienced the largest relative population growth of any county in the state from 1990 to 2000 and its population is projected to grow substantially through 2025. This growing population may result in added dependence and stresse...Groundwater-Quality Assessment, Pike County, Pennsylvania, 2007
(Released: 2009-07-09)

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Linard, Joshua I.; Wolock, David M.; Webb, Richard M. T.; Wieczorek, Michael E. (2009), Scientific Investigations Report 2009-5126.

Understanding the fate and transport of agricultural chemicals applied to agricultural fields will assist in designing the most effective strategies to prevent water-quality impairments. At a watershed scale, the processes controlling t...Identifying Hydrologic Processes in Agricultural Watersheds Using Precipitation-Runoff Models
(Released: 2009-07-09)

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Barras, John A. (2009), Scientific Investigations Map 3080.

The U.S. Geological Survey (USGS) assessed changes in land and water coverage in coastal Louisiana within 2 months of Hurricane Gustav (September 1, 2008) and Hurricane Ike (September 13, 2008) by using Landsat Thematic Mapper (TM) satellite imagery. The purpose of this study was twofold: (1) to provide pre...Land Area Change and Overview of Major Hurricane Impacts in Coastal Louisiana, 2004-08
(Released: 2009-07-09)

CoreCast

Bees Are Not an Option Quick look:
It's Pollinator Week 2009, and we're talking to USGS scientist Sam Droege about the tremendous importance of native bees and pollinators in general, and how you can lend a hand to these tiny titans. Like eating fresh fruits and vegetables? Think agriculture is important to our society? Then you'll want to pay attention to this CoreCast.
Host: Catherine Puckett
(Thu, 25 Jun 2009 21:17:24 UTC; Length: 11:00)

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View of tree kill area at Horseshoe Lake in the Long Valley Caldera along the east side of the Sierra Nevada in east-central California....

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USGS Congressional Briefing—Beach Health: Safe to Swim? (presentation highlights) Quick look:
When a local beach closes for health reasons, people start wondering, "Is it safe to swim?" USGS science can help local beach managers understand the sources of contamination and the kinds of contaminants that may affect human life. Watch a highlights slideshow of a June 19, 200...

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Can my dog or cat get West Nile Virus (WNV) by eating an infected animal? Quick look:
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