SFSU Biologist Deciphers Desert Animals' Whistles And Drumbeats
...he rapid whistles. This spring, she returns to the plains of Uzbekistan to determine if gerbils produce different signals in the presence of different predators, say a polecat or fox versus a snake. Recent research on vervet monkeys and prairie dogs has shown these animals give different calls to indicate a...Agriculture and urban activities impact water quality in the South Platte River Basin
...in), which is located where the mountains meet the plains and isoriented in a north-south direction from Denver to Fort Collins, Colorado. Copies of the 38-page, color report, "Water Quality in the South Platte River Basin, Colorado, Nebraska, and Wyoming, 1992-95," by Kevin F. Dennehy, David W. Lit......s," Alward said. Blue grama, found on the plains of eastern Colorado and surroundingstates (Wyoming, western Kansas and Nebraska, New Mexico and northwest Texas),declines in a distinct relationship to nighttime lows, Detling said. "For each one-degree-centigrade increase in average low tem...Dietary Vitamin A Supplements Improve Maternal Survival In South Asia
...married women ofchild-bearing age in the southeast plains of Nepal, where medical, prenatal andobstetric care are practically non-existent and 97 percent of all births occurin the home. Night blindness, a condition that is attributed to vitamin Adeficiency, often occurs in ten percent or more of women durin...... of large animals that thrived in the open, grassy plains once surroundingan ancient lake. Researchers found one of the hominid legs buried next tocatfish and antelope bones, the latter of which showed definitive cut marks fromstone tools. Scattered elsewhere throughout the same geological layer were othera...Wealth of new species discovered from the abyssal plains of the Atlantic Ocean
...ecies distributions. At first sight, the abyssal plains look relatively uniform, but DIVAs closer examination is revealing large differences in the structure of the sediments and the composition of the fauna. We are finding that different groups dominate at different sites and that several species are ve...Like storm clouds, natural disasters carry a silver lining, biologist says
...ing it lifeless. But even there, on the slopes and plains surrounding Mount Saint Helens, many diverse species have survived and now thrive. So, was it a disaster? Or was it just part of the natural dynamics of ecosystems? Natural forces are paradoxical, he said. What we see and fear is their destructive ...... areas of moderate rainfall, such as the Serengeti plains in Africa, Yellowstone National Park in the United States and the Punjab region of India, Ritchie says. The areas tend to produce enough vegetation to support large mammals, and vegetation that is of high enough quality to support small mammals. That...K-State professor studies medications available for llamas, alpacas
... he said. "They are used to the mountains, not the plains of Kansas."...Predicting the movement of genes
... Domesticated sunflowers are commonly grown in the plains states of the US and California, and the wild sunflower is a native, annual weed that occurs throughout most of the US. Sunflower and other crops are currently under development for a variety of traits to make them more resistant to fungi and pests....Tufts civil engineer predicts Bostons rising sea levels could cause billions of dollars in damage
...0 years Boston would continue development in flood plains as it does now, and would repair storm damage as it occurs to return buildings to their original condition. Using the team's economic model of development along the waterfront and expected flood damage over the next century, this response would cost...Succulent Karoo to benefit from $8 million in grants
...ining for diamonds along the coast and river flood plains have severely altered the coastline. CEPF grants will focus on the key areas of Sperrgebiet, Bushmanland Inselbergs, Central Namaqualand Coast, Namaqualand Uplands, Knersvlakte, Hantam-Roggeveld and Central Little Karoo. The partnership's strategy fo...Weather extremes shed light on prairie's past and environment's future
... with adjacent regions, the tall-grass area of the plains endures more frequent periods of severe drought, m... that we have found to be critical factors for the plains are actually very important issues as we face global climate change," said Stanley A. Changnon, a wa...Studies probe rapid evolution of Chinese tallow trees
...llow trees' success as an invader." On the coastal plains of the U.S., Chinese tallow trees are a scourge. In a scant 30 years, they can reduce an ecologically diverse prairie to a single-species forest. Recent studies, in areas including the Big Thicket National Preserve, indicate the invading tallow trees...Purdue team solves structure of West Nile virus
...irus has spread to 44 states, hitting the northern plains and eastern Rocky Mountains particularly hard. So far this year, there have been more than 4,400 cases and 84 deaths nationwide. The Centers for Disease Control and Prevention maintains a Web site with information on the spread of West Nile and its p...How many fish in the sea? Census of Marine Life launches first report
...a project documenting species diversity of abyssal plains to increase understanding of the historical causes...Hidden Boundaries Continental margins and abyssal plains hidden beneath the waters bound the oceans sides and bottom. At the limit of some continental margi...First view of giant crabs - at home on the slope
...said. Seafloor features observed ranged from large plains of muddy sands supporting communities of small invertebrate animals, to ridges, and rock outcrops exceeding 20 metres in height. The project includes a study of the distribution of the giant crab in relation to habitat features, evaluating ecosystem ...Mite transmits viruses damaging to wheat
...rl mite (Aceria tosichella), common to the central plains of the United States. "In the past few weeks, farmers, Texas Cooperative Extension specialists, county agents, crop consultants and insurance agents have reported some wheat fields were all but dead," said Rush. Diagnosis can be tricky, he added, si...Two billion vulnerable to floods by 2050; number expected to double or more in two generations
...-Westphalia, UNU-EHS will initially focus on flood plains and deltas, with emphasis on urban centres. Drought and its impact on rural communities are envisaged as an added priority from 2006. In addition to natural calamities, the Institute will work on 'creeping' environmental hazards including cl...