Purdue Herbarium -- A Noah's Ark For Egyptian Plants
...e plants that otherwise might be lost as the water flows in. Almost 90 percent of Egypt's 62 million people live on just 4 percent of its territory, a narrow swath of land along the Nile River. Population density along the water's edge is 5,000 people per square mile. Beyond them lies desert. By bringing w...... base of a large sand dune was half buried by sand flows generatedby a heavy July rainstorm. In another ca... wind action. Precisely what triggers such debris flows is not well understood, but it appearsas though clays that coat individual grains of sand play an im...Natural Variability Is Key To River Restoration
...New Jersey): "A lot of diversity for a river that flows through the most densely populated region in the U.S." Because the lower Hudson never had controlled flows, Bain said, the river remains a stronghold for many Atlantic Coast migratory fishes. French Creek (river-sized system in New York and Pennsyl...Environmental Engineers Demonstrate Effective Method For Trapping Highway Pollutants
...as cadmium, copper, lead and zinc. "Polluted water flows in, and clean water flows out,"explained Steven Buchberger, associate professor of environmentalengineering and Sansalone's th...Subtle Biotic Changes Have Big Environmental Impact
... Carbon, an essential nutrient in lakes, typically flows from the land in the formof dead leaves and other organic matter that accumulates and decays underwater. Usually, these processes lead to a surplus of carbon dioxide in lakes. Excess carbon in a lake is released as a gas, carbon dioxide, to the atmos...Changing Continental Runoff Patterns Could Change Ocean Circulation
...tudent in geosciences. "The Colorado River barely flows to the ocean and the Aral Sea is drying up. We do have the capacity to alter the amounts of freshwater that run off into the oceans and that could alter ocean circulation patterns." Bice, Dr. Eric J. Barron, professor of geosciences and direct...PET Project Helps Reduce Pollution Threat From Heavy Metals
...ow bad the storm is. "Everything was based on peak flows or the heaviest flows, andwe're still getting good results," said Sansalone. The PET system is being installed along I-75 in a heavilytraveled and industrial section of Cincinnati. The UC researchershave been trapping rainwater along that stretch of ...Duke Researchers Discover Central Role Of Nitric Oxide In Hemoglobin Action
...intain a constant pressurewhen the hemoglobin that flows through them destroys NO on contact? Stamler suspected that NO had to exist in some other form in the blood,apart from the "free" NO that is made in the vessel and destroyedby hemoglobin. So he and Jia worked with the Bonaventuras, who are e...