Strips of land (of indefinite width) that extend from the low-tide line inland to the first major change in landform features. [Adapted from Glossary of Geology, 4th ed.]
This updated global inventory reports on natural gas hydrate recovered or inferred from geophysical, geochemical, or geological evidence. Includes links to world location maps, inventories, references and posters. Also in PDF format files.
A white paper describing a plan for USGS research in Gulf of Mexico estuaries, developed in 2001 using Tampa Bay as an example with links to program strategy and design.
Geophysical surveying, combined with analysis of sediment cores and radiometric dating were used to describe the likely history of formation of this area.
Description of three types of severe coastal storm impacts: hurricane impacts on the southeast U.S., extra-tropical storm impacts on the U.S. west coast during El-Nino winters, and 'northeaster' impacts on the U.S. east coast.
Photographic survey of the impacts of Hurricane Katrina on the barrier islands, barrier shoreline, and the Mississippi River Delta along the Louisiana coastline. Primary focus is on the ecosystems such as fish, rookeries, and seagrass beds.
Characteristics of recent tsunami deposits, with the knowledge we have about the events that caused them, give us ways to recognize ancient deposits of this type and infer characteristics of those ancient tsunamis as well.
Describes the types of concerns and observations used to help area resource managers analyze actual or potential changes in this highly developed ecosystem.
Guidelines for correct tsunami response and community preparedness from local emergency managers, first-responders, and leading experts on tsunami hazards and warnings.