Hazards

This project is complete and the website is archived and no longer updated. The Glacier Studies Project included two active tasks: Satellite Image Atlas of Glaciers of the World Task and a Coastal-Change and Glaciological Maps of Antarctica Task. The two tasks were inter-discipline, inter-agency, and international in scope and institutional involvement. Glaciers are one of the four subelements of...

This project is complete and the website is archived and no longer updated. The Marine Aggregates (Sand and Gravel Assessment) Project has developed and is implementing a scientifically rigorous series of regional studies mapping the seafloor sedimentary character and assessing marine sand and gravel resources around the United States . Results of the regional assessments will ultimately comprise...

This project is complete and the website is archived and no longer updated. The ancient cultures of the Middle East and the modern political conflicts there are shaped by a surprisingly diverse and youthful landscape. The landscape of the region is dominated by a narrow elongate (20-30 km wide) valley, that is surrounded by the western highlands of Israel and the Palestinian Territories, and the...

This project is complete and the website is archived and no longer updated. Boston Harbor, once one of the most polluted waterways in the nation, is in the final stages of a major cleanup. A $3.8 billion cleanup program, begun in 1985 by the Massachusetts Water Resources Authority (MWRA) was designed to address more than 300 years of metropolitan waste disposal. The cleanup has significantly...

This project is complete and the website is archived and no longer updated. Lake Mead is one of the world's largest man-made reservoirs at about 600 sq km, roughly the size of Chicago. Lake Mead started to form on the Colorado River in 1935, upon completion of the Hoover Dam. Since then, the lake has supplied water to agricultural, industrial, recreational, and municipal users in the southwestern...

This project is complete and the website is archived and no longer updated. The USGS, the State of North Carolina and university researchers, mapped the regional sedimentary framework of the inner shelf of northern North Carolina to understand coastal processes, including erosion and the impacts of shoreline change. The study area includes communities along the Outer Banks, several national and...

This project is complete and the website is archived and no longer updated. Long Island Sound is a major coastal estuary near the New York-Connecticut metropolitan area. More than eight million people live in its watershed. Due to the enormous population, the Sound is used heavily and its sea floor has been impacted by human activities. There are many benthic habitats in the Sound that support...

This project is complete and the website is archived and no longer updated. This archived website assembles and communicates information on the distribution, ecology, and marine habitat impacts of the invasive colonial ascidian invader Didemnum vexillum Colonies of Didemnum vexillum exhibit a wide variety of morphological variants. Where current velocity is low, they form long, ropey or beard-like...

This project is complete and the website is archived and no longer updated. The New York-New Jersey metropolitan area is the most populated region of the United States. New York city, with a population of about 8 million, is the largest city in the United States and the New York & New Jersey metropolitan area, with a population of about 20 million, is the second largest in the world. The harbor...