... cause valley fever are commonly found in the soil in certain areas. These fungi can be stirred into the air by anything that disrupts the soil, such as farming, construction and wind. The fungi ...

The objective of this project is to determine the extent of antigenic variability in trypanosomes of the T. brucei group collected from man and animals in the Lambwe Valley. T. rhodesiense is endemic in the Valley causing periodic disease in man. Domestic...

... snow entered the roof through eave vents and then melted, (2) slush and ice in roof valleys caused meltwater to overflow the valley flashing and run ...

The region that includes Mono Basin, Long Valley, the Bridgeport-Bodie Hills area, and Aurora, in eastern California and western Nevada was studied to determine the possible causes and interactions of the geothermal anomalies in the Mono Basin-Long Valley...

In Bolivia's central upland valleys, a 1983 drought caused thousands of families to leave their homes. In 1985, a collapse in the international tin market caused mass unemployment and accelerated the rate of migration out of the upland valleys. Most of th...

... The Po River Valley is an industrial hot spot, and the cause of the high extinction coefficient there is undoubtedly man induced air pollution. ...

... clude much of the Amur and Ussuri River valleys. What caused the United States to send troops to this region? Of what ...

... portable seismometers placed throughout the area. Because the ground motion being recorded is less than that caused by ... ...

The vast influx of population began pouring into the Las Vegas Valley in the 1940's the hydrologic regime of the Valley has undergone significant change. This domestic irrigation of vegetation together with wastewater return flows has caused a perennial stream leaving the Valley ...

Mars Global Surveyor images, with resolutions as high as 1.5 m pixel, enable characterization of martian channels and valleys at resolutions one to two orders of magnitude better than was previously possible. A major surprise is the near-absence of valleys a few hundred meters wide and narrower. The almost complete absence of fine-scale ...

In the absence of serum Rift Valley fever (RVF) virus caused a rapid destruction of tissue-culture cells. Preparation of virus dilutions in a serum-free maintenancemedium and observation of infected tube monolayers was found to be an effective method for ...

The report summarizes the results of our work analyzing the Tennessee Valley Authority's (TVA) 10-year business plan. Restructuring of the electricity industry has led to wholesale competition, which, combined with other factors, has caused wholesale elec...

The Mississippi River Valley alluvial aquifer is a water-bearing assemblage of gravels and sands that underlies most of eastern Arkansas and several adjacent States. Ground-water withdrawals have caused cones of depression to develop in the aquifer's wate...

Four types of roof leaks occurred at a new school building in Chevak, Alaska: (1) blowing snow entered the roof through eave vents and then melted, (2) slush and ice in roof valleys caused meltwater to overflow the valley flashing and run into the buildin...

Antelope Valley, located fifty miles north of Los Angeles in the Mojave Desert, has been experiencing air quality problems caused by frequent dust storms. Bordered to the south by the San Gabriel Mountains, to the west by Coastal Mountain Ranges and to th...

The U.S. Geological Survey continued to monitor hydrologic and geochemical conditions in the Long Valley caldera during 1986. The monitoring is directed toward detecting changes in the hydrologic system caused by tectonic or magmatic processes. Data colle...

Cache Valley virus was isolated from Culiseta inornata mosquitoes collected in Utah. The newly isolated agent causes signs of encephalitis in mice inoculated intracerebrally. It has been classified with the Bunyamwera group of anthropod-borne (Arbor) viruses. PMID:14402567

Preferential frosting of bridge decks in California's moderate climate valley areas is a hazard to unsuspecting motorists. Salting to prevent this frosting causes premature deck deterioration. This project was designed with the primary objective of elimin...

Intense use of aquifers for irrigation waters has caused groundwater storage depletion in many areas of the arid and semi-arid west, including the San Luis Valley in south central Colorado. Artificial recharge is a means of alleviating this problem. To sh...

The city of Fort Valley, Georgia was awarded an Economic Development Assistance grant under Title IX of the Public Works and Economic Development Act, the funds to be used to combat the problems of economic dislocation caused by a disastrous tornado in Fe...

...not: (1) Interrupt, discontinue, or preclude farming on alluvial valley floors; or (2) cause material...undeveloped rangeland which is not significant to farming; (2) Where farming on the alluvial valley floor that would be...

The enhanced photoluminescence of direct transition is observed on (100), (110), and (111) Ge under biaxial tensile strain. The enhancement is caused by the increase in electron population in the ? valley. The shrinkage of energy difference between the lowest L valleys and the ? valley is responsible to the ...

Self-thinning did not occur in the unthinned plots in a thinning study in the Methow Valley of northern Washington, even though there was some suppression-caused mortality. A shift from suppression-caused mortality to insect-caused mortality took place wh...

Fungicides applied in vineyards before harvest were evaluated to control postharvest gray mold of table grapes, caused by Botrytis cinerea. Under the arid growing conditions of the San Joaquin Valley of California, it causes vineyard bunch rot rarely, but it often causes substantial postharvest deca...

Mar 16, 2011 ... The collapse valleys in this portion of the floor of Bernard Crater were likely caused by the formation of Memnonia Fossae, a system of ...

May 21, 2002 ... Sapping happens when groundwater reaches the surface and causes headward ... than is seen with valleys formed by surface water runoff. ...

May 21, 2002 ... Sapping happens when groundwater reaches the surface and causes headward ... than is seen with valleys formed by surface water runoff. ...

MISR High-Resolution, Cross-Track Winds for Hurricane Ida ... Lifting the Runners. Folds in the lower reaches of valley glaciers can be caused by powerful ...

Himalayan Glaciers in Bhutan. Folds in the lower reaches of valley glaciers can be caused by powerful surges of tributary. Susitna Glacier, Alaska ...

ASTER Sees Path of Destruction from Joplin, Mo. Tornado ... Folds in the lower reaches of valley glaciers can be caused by powerful surges of tributary ...

ASTER Sees Path of Destruction from Joplin, Mo. Tornado .... Folds in the lower reaches of valley glaciers can be caused by powerful surges of tributary ...

ASTER Sees Path of Destruction from Joplin, Mo. Tornado ..... Folds in the lower reaches of valley glaciers can be caused by powerful surges of tributary ...

Geologic units within the valley walls and regional deformation patterns control ... These include several large landslides, which have caused retreat of the ...

checked for chemicals the Crescenta-Canada. Valley, part of Altadena in a system ... amounls of a suspected cancer-causing chemical lrichloroelhylene ...

Jul 23, 2008 ... One of the biggest fears, however, was that the storm could cause serious flooding in the Rio Grande river valley along the border between ...

Meningococcal diseases occur at least sporadically in most geographical areas and usually are not of alarming epidemiologic consequence. However, meningitis caused by Neisseria meningitidis serogroup A has been a major medical problem in the Nile Valley a...

Oct 12, 2002 ... The difference in the two microwave images in the vicinity of Mississippi is primarily due to flooding caused by Tropical Storm Isidore. ...

Sep 13, 2009 ... As a result, the glacier's movement causes ruptures on the ice surface, which can be exacerbated by surface melting. Foehn windswarm, dry, ...

Sep 13, 2010 ... PIA13382: Susitna Glacier, Alaska. Folds in the lower reaches of valley glaciers can be caused by powerful surges of tributary. Follow JPL ...

May 21, 2002 ... Sapping happens when groundwater reaches the surface and causes headward ... than is seen with valleys formed by surface water runoff. ...

The equatorial heavily cratered uplands of Mars are dissected by two classes of small valleys that are intimately associated in compound networks. Pristine valleys with steep valley walls preferentially occupy downstream portions of compound basins. Degraded valleys with eroded walls are laterally more extensive ...

...PERFORMANCE STANDARDS-OPERATIONS IN ALLUVIAL VALLEY FLOORS § 822.12 Protection of...discontinue, or preclude farming on alluvial valley floors; or (2) cause material damage...underground water systems that supply alluvial valley floors. (b) Statutory...

The rate of sea level rise likely has varied during the late Wisconsinan-Holocene transgression. The authors are investigating the sea level history of the northwest Gulf of Mexico by examining the sequence stratigraphy of incised valleys on the Texas continental shelf. Glaciologists argue that mass wasting of marine ice sheets can cause rapid and episodic ...

Rift Valley fever (RVF) is a mosquito-borne zoonotic disease of domestic ruminants in Africa. The disease is most severe in cattle, sheep, and goats, causing mortality in young animals and abortion in adults. Human infection causes significant morbidity and mortality. RVF occurs in sub-Saharan Afri...

The recent outbreaks of disease caused by Rift Valley fever virus (RVFV) in Kenya, Mauritania, Yemen, Tanzania, Somalia, and Madagascar indicate the potential for RVFV to cause severe disease in both humans and domestic animals and its potential to be introduced into new areas, possibly even North A...

The recent outbreaks of disease caused by Rift Valley fever virus (RVFV) in Kenya, Mauritania, Yemen, Tanzania, Somalia, and Madagascar indicate the potential for RVFV to cause severe disease in both humans and domestic animals and its potential to be introduced into new areas, including North Ameri...

Rift Valley fever virus (RVFV) causes re-emerging disease outbreaks and abortion storms in mature cattle, sheep, and goats, and can cause 100% mortality in young animals. The spread of this exotic, insect transmitted virus is of particular concern because of its widely recognized potential for being...

The recent outbreaks of disease caused by Rift Valley fever virus (RVFV) in Kenya, Mauritania, Yemen, Tanzania, Somalia, and Madagascar indicate the potential for RVFV to cause severe disease in both humans and domestic animals and its potential to be introduced into new areas, including North Ameri...

Almond leaf scorch (ALS) disease has been present in California for more than 60 years. This disease is caused by the bacterium Xylella fastidiosa, which causes several other important plant diseases, including Pierce¿s disease of grapes. The epidemiology of ALS in the San Joaquin Valley of Califo...

The occurrence of selenium in agricultural drain water derived from the western San Joaquin Valley, California, has focused concern on the groundwater flow system of the western valley. Previous work and recently collected texture and water level data were used to evaluate the character and evolution of the regional groundwater flow system in the central ...

This paper investigates the impact of weak synoptic-scale forcing on the thermally induced valley-wind circulation in the Alpine Inn Valley and one of its largest tributaries, the Wipp Valley. To this end, high-resolution numerical simulations with realistic topography but idealized large-scale atmospheric conditions are performed. The ...

Methane contamination has been detected in shallow ground-water wells in the Animas River Valley. This may be the result of methane migration from coalbed methane production wells, poorly constructed deep-gas wells, or subsurface fracture systems. The objective of this study was to investigate these potential causes. Fracture flow from gas-producing zones ...

The effects of the Michoacan earthquake (19th September, 1985, Mw 8.1) in Mexico City caused a significant change in the political, social and scientific history, as it was considered the worst seismic disaster ever lived in Mexico. Since then, numerous efforts have been made to understand and determine the parameters that caused the special features ...

The city of Golden Valley (MN) Web site offers the interactive Inflow and Infiltration in Golden Valley activity. This Flash based animation attempts to show homeowners how connecting a sump pump directly to the sewer system, besides being illegal, can cause other unforeseen problems. The characters explain that this could lead to ...

The Tennessee River Valley in the eastern part of Tennessee is a broad valley with a moist climate and extensive forest cover. A series of 50-100-m-high parallel ridges forms corrugations along the floor of the valley. Tower measurements and numerical simulations are used in this paper to study the channeling of the winds in this ...

The Morrow sandstone in the State Line trend, Cheyenne County, Colorado, and Wallace County, Kansas, was originally mapped as a continuous and homogeneous reservoir. The plan of depletion for the field and reservoir modeling were initially based on this hypothesis. However, anomalous pressure data and fluid contacts could not be explained under the homogeneous reservoir model. Core facies and log ...

Alimagnet, Farquar, and Long Lakes, in Apple Valley, Minnesota, were sampled from 1973-79 to determine their physical and chemical characteristics. A storm-sewer inlet to Alimagnet Lake was also sampled during two storms in 1978. The 1976-77 drought cause...

Using a Green's-function approach, time evolution of the current after a pulse is applied to a double barrier is quantitatively calculated when an electron is incident with a fixed energy. Pulse switching causes the current to reverse from its peak (valley) value to its valley (peak) value. The relaxation time for current ...

A loss of ac power to the station occurred on July 28, 1978 caused by an interaction between Beaver Valley Power Station and Shippingport Atomic Power Station when the main transformer of Unit No. 1 of the Beaver Valley Power Station developed an internal...

Water-soluble extracts of Utah Valley dust (UVD) have been found to cause inflammatory injury of the lung in both humans and rodents. The degree of lung damage found correlated with the metal content in the extracts. In the present study, extracts of a set of UVD PM(10) filters c...

Rift Valley fever (RVF) is a mosquito-borne zoonotic disease of domestic ruminants and humans in Africa. The disease is most severe in cattle, sheep, and goats, and it causes high mortality in young animals and abortion in adults. Exotic aanimal breeds from areas where RVF is not endemic tend to be ...

Rift Valley fever (RVF) is a disease of animals and humans that occurs in Africa and the Arabian Peninsula. It is caused by a Phlebovirus in the family Bunyaviridae. Mosquito-borne epizootics occur during years of unusually heavy rainfall. Domestic cattle, sheep and goats are highly susceptible to i...

The report explains the 1990 collision of two Norfolk Southern freight trains near Sugar Valley, Georgia. The National Transportation Safety Board determines that the probable cause of the accident was the failure of the engineer of train 188 to stop at t...

Rift Valley fever (RVF) virus is a mosquito-borne zoonotic hemorrhagic disease that causes 100% abortions in ungulates such as cattle, sheep, and goats, and is often fatal to young animals. Though currently confined mainly to Africa this disease could be introduced into the U.S. and spread via mosq...

A December 1970 railroad derailment in the Town of LeRoy, Genesee County, spilled 30,000 gallons of trichloroethene and caused extensive groundwater contamination. Little remediation was conducted at the time of the spill and there was no follow-up regard...

Rift Valley fever (RVF) is a mosquito-borne zoonotic disease of domestic ruminants in Africa. The disease is most severe in cattle, sheep, and goats, and it causes high mortality in young animals and abortion in adults. Exotic aanimal breeds from areas where RVF is not endemic tend to be more suscep...

New and emerging mosquito-borne viruses such as Rift Valley fever (RVF) virus pose a global threat to animal and human health. An introduction of RVF into the U.S. could severely impact livestock industries and wild ungulates, and cause significantly more human illness than West Nile virus (WNV). ...

Background: Rift Valley fever (RVF) virus causes severe disease, abortion, and death in domestic animals in Africa and Arabia. Humans are infected by mosquitoes, which maintain epizootic transmission, or through exposure to infected animal tissue. Although human disease may be mild, sometimes pat...

Impacts caused by MX ground water withdrawal in Dry Lake Valley, Nevada were estimated by a mathematical model. Results indicate that residual drawdown at a distance of one mile from each of the six pumping wells was less than 2.7 feet 8.3 years after pum...

Galena specimens from the Mississippi River Valley show unusually large variations of 5 to 15% in the Pb/sup 207/ Pb/sup 206/, while the S/sup 32/S/sup 34/ ratio is essentially constant with a maximum variation of 2.7%. It is concluded that isotopic fractionation is not important in causing the variation in the lead isotopes. (D.L.C.)

The paper gives results of a study (in both occupied and unoccupied houses in the Tennessee Valley) of the impact of heating and air-conditioning (HAC) system operation and leakage on ventilation and intercompartment transport. Forced-air HAC systems caus...

SUMMARY: Rift Valley fever (RYF) was first reported in Egypt in 1977 in a massive outbreak that caused the death of thousands of sheep and cattle and nearly 600 humans. Subsequently, a formalin inactivated RYF vaccine was used to immunize domestic animals...

The water level in two areas of Lucerne Valley has declined more than 100 feet since 1917, including 60 feet from 1954 to 1976. These declines are the result of pumping for the irrigation of alfalfa. The lowering of water levels has caused many shallow do...

Rift Valley fever virus (RVFV) is a member of the Phlebovirus genus, Bunyaviridae family. The virus is endemic to sub-Saharan Africa and has caused several epizootics since its isolation in the 1930s. Persons working with cattle and sheep, which act as am...

Almond leaf scorch disease (ALSD) has recently reemerged as a serious threat to almond production areas throughout California¿s San Joaquin Valley. This disease, which is caused by the xylem-limited bacterium Xylella fastidiousa, is vectored by xylophagous insects including sharpshooter leafhoppers ...

Rift Valley fever virus (RVFV) is a member of the genus Phlebovirus, family Bunyaviridae that can cause severe disease in both humans and animals. The disease is enzootic in sub-Saharan Africa and RVFV epidemics/epizootics occur periodically, primarily in eastern and southern Africa. Since the virus...

Ground water is the only local source of water available to the Stovepipe Wells Hotel facilities of the Death Valley National Monument, California. A leak in a service station storage tank caused the formation of a gasoline layer overlying the water table...

The air pollutants which affect plants in the San Joaquin Valley of California are identified. The symptoms of air pollution injury are described for each of the major pollutants (particulates, fluorides, sulfur dioxide, nitrogen dioxide, ozone, and peroxyacetyl nitrate). A preliminary economic analysis of the damage caused to crops in the ...

Rift Valley fever (RVF) virus is a mosquito-borne zoonotic hemorrhagic disease that causes 100% abortions in cattle, sheep, and goats and is often fatal to young animals. Though currently confined mainly to Africa this disease could be introduced into the U.S. and spread via mosquitoes at least as ...

Black and white LANDSAT images were used to study wind and water erosion in the Nile Valley (Egypt). Wind action, especially upon the Western Desert, causes the erosion of the limestone plateau and is responsible for the accumulation of eolian deposits al...

Fusarium wilt of cotton in California has been considered a potentially serious fungal disease caused by the organism Fusarium oxysporum vas infectum (also called ¿FOV¿) for many decades in areas of the San Joaquin Valley (SJV). This fungus is a soil-inhabiting organism. Certain forms of this pathog...

Rift Valley fever (RVF) is a mosquito-borne viral disease with pronounced health and economic impacts to domestic animals and humans in much of sub-Saharan Africa (1). The disease causes high mortality and abortion in domestic animals, and significant morbidity and mortality in humans. RVF epizootic...

Rift Valley fever (RVF) virus is a mosquito-borne zoonotic hemorrhagic disease that causes 100% abortions in ungulates such as cattle, sheep, and goats, and is often fatal to young animals. Though currently confined mainly to Africa this disease could be introduced into the U.S. and spread via mosq...

New and emerging mosquito-borne viruses such as Rift Valley fever (RVF) virus pose a global threat to animal and human health. An introduction of RVF into the U.S. could severely impact livestock industries and wild ungulates, and cause significantly more human illness than West Nile virus (WNV). ...