Unified Interior Regions

Louisiana

We conduct impartial, multi- and interdisciplinary research and monitoring on a large range of natural-resource issues that impact the quality of life of citizens and landscapes of the Southeastern United States and the Caribbean region.

States L2 Landing Page Tabs

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USGS
May 14, 2004

America’s rivers and streams are generally suitable for irrigation, supplying drinking water, and home and recreational uses. However, in areas with significant agricultural and urban development, the quality of our nation’s water resources has been degraded by contaminants such as pesticides, nutrients, and gasoline-related compounds.

USGS science for a changing world logo
October 8, 2003

Included this month:

Hurricane Isabel Makes Her Mark on the North Carolina Coast

Mayans in the Everglades?

Submerged Ice Bridge Reveals Ancient Secrets About Alaska

America’s Deepest Coral Reef

Young Tortises on Mojave’s Menu

Measuring Floods From A Distance

Is the World’s Fuel Tank on Empty?

USGS
September 5, 2001

Scientists from the U.S. Geological Survey (USGS) in Madison, Wisc., said today that two dead crows, found in the Chicago area tested positive for the West Nile Virus. Last week, dead crows found near Milwaukee also tested positive for the virus. So far this year, West Nile Virus has been identified in 20 states, the District of Columbia and in southern Ontario.

USGS
November 1, 1999

More than 100 scientists will converge on the Cajundome in Lafayette, La., Nov. 2-4 to share the latest technologies used in studying everything from hurricanes in the Atlantic and Gulf of Mexico to grizzly bears in Yellowstone National Park. They are participants in the U.S. Geological Survey’s symposium, "BioGeo99: Applications of Geospatial Technology to Biological Sciences."

USGS
September 17, 1999

Wildfires have long played a key role in structuring ecosystems and plant communities in the southeastern United States. From the coastal prairie of Texas and Louisiana to the marshes and pinelands of Florida, many native species have adapted to a natural regime of frequent wildfire caused by lightning strikes.

USGS
April 26, 1999

Gaye S. Farris of Carencro, La., is the new national secretary of the National Association of Government Communicators, a national professional network of federal, state and local government employees who disseminate information within and outside government.

USGS
January 21, 1999

Nutrients from the Mississippi River Basin are believed to be responsible, at least in part, for the large hypoxic zone that develops on the Louisiana-Texas shelf in the Gulf of Mexico each summer, according to Don Goolsby, a hydrologist with the U.S.Geological Survey in Denver, Colo.

USGS
October 2, 1998

Heavy rainfall and flooding prompted an emergency response from USGS (U.S. Geological Survey) engineers and field technicians to keep stream gages operational during and after Hurricane Georges. Personnel from Louisiana, Mississippi, Alabama, and Florida are working to secure gages threatened by rising rivers and streams or damaged by the storm. Some gaging stations monitored by the USGS are used

USGS
October 1, 1998

Aerial flights on Tuesday, two days after Hurricane Georges hit the Mississippi Gulf Coast, revealed what one scientist called the worst damage to the Chandeleur Islands that he had seen in more than a decade.

USGS
October 1, 1998

Hurricane Georges extensively damaged the Chandeleur Islands, barrier islands approximately 60 miles east of New Orleans and 30 miles south of Biloxi, Mississippi. These islands are the first line of storm defense for eastern Louisiana, especially New Orleans, and western Mississippi.

USGS
November 21, 1996

The gasoline additive MTBE (methyl tert-butyl ether) was detected in some urban stormwater samples collected in 16 cities and metropolitan areas by the U.S. Geological Survey, but all detections of MTBE were less than the lower limit of the U.S. Environmental Protection Agency’s draft lifetime health advisory for drinking water.

USGS
November 2, 1995

Patterns of sediment deposition near the mouth of the Mississippi River, traveling tar balls and the evolution of ancient marine lobsters into today’s Louisiana crayfish are a sampling of some of the earth-science topics that will be presented by scientists from the U.S. Geological Survey during a national science meeting in New Orleans next week.