February 27, 2014 | Geology.com
Salt Domes are mounds or columns of salt that have risen above their parent rock unit because of the salt’s low specific gravity.
They serve as oil and natural gas reservoirs; sources of sulfur; sources of salt; underground storage sites for oil, natural gas and helium; and, disposal sites for hazardous waste.
Wall Maps of US States|
February 23, 2014 | Geology.com Store
Raven Maps are beautiful examples of shaded-relief wall maps that display the elevation of a state in vibrant colors. These large maps look great in a classroom, den or office. Use one to mark the locations of your work or company.
Reviewing the New Madrid Earthquakes|
February 4, 2014 | Smithsonian.com
An article on the Smithsonian.com website looks back at the New Madrid, Missouri earthquakes of 1811 and 1812 (the strongest earthquakes in the recorded history of the conterminous 48 states) and looks forward to the possibility that similar events might occur in the future.
New Madrid is not Slowing Down|
January 30, 2014 | USGS
“Earthquake activity in the New Madrid Seismic Zone in the central United States does not seem to be slowing down.
USGS investigates whether current quakes in the region could be aftershocks of large earthquakes that occurred 200 years earlier.” Quoted from the USGS press release.
What is Petrified Wood?|
October 27, 2013 | Geology.com
Petrified Wood is a fossil that forms when dissolved materials in groundwater precipitate and petrify woody material.
Pacific Ocean Temperatures Influence Tornado Activity|
October 19, 2013 | University of Missouri
“Meteorologists often use information about warm and cold fronts to determine whether a tornado will occur in a particular area. Now, a University of Missouri researcher has found that the temperature of the Pacific Ocean could help scientists predict the type and location of tornado activity in the U.S.” Quoted from the University of Missouri press release.
Geographic Concentration of Scientists and Engineers|
September 19, 2013 | National Science Foundation
The geographic distribution of scientists and engineers in the United States is not uniform. Some states have much higher percentages of these professionals than other states. Virginia, Washington, Maryland and Colorado have higher than average numbers of these professionals. Arkansas, Kentucky, Louisiana, Mississippi, North Dakota and South Dakota have lower percentages.
Two Huge Alligators Killed in Mississippi|
September 5, 2013 | National Geographic
National Geographic has a report on the two massive American alligators that were killed last weekend in Mississippi. They were 727 and 723 pounds – both were over 13 feet long.
A Large Dead Zone in the Gulf of Mexico?|
June 20, 2013 | USGS
“Scientists are expecting a very large “dead zone” in the Gulf of Mexico and a smaller than average hypoxic level in the Chesapeake Bay this year, based on several NOAA-supported forecast models.” Quoted from the USGS Newsroom.