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Saturday, April 18, 2020 | History

2 edition of Effects of surface disturbance (primarily livestock use) on the salinity of public lands in the upper Colorado River basin (1977 status report) found in the catalog.

Effects of surface disturbance (primarily livestock use) on the salinity of public lands in the upper Colorado River basin (1977 status report)

United States. Bureau of Land Management. Denver Service Center.

Effects of surface disturbance (primarily livestock use) on the salinity of public lands in the upper Colorado River basin (1977 status report)

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  • 31 Currently reading

Published by U.S.D.I., Bureau of Land Management, Denver Service Center, Division of Standards and Technology, Watershed Staff, Colorado River Salinity Team in Denver, Colo .
Written in English

    Subjects:
  • Soils -- Colorado River Valley (Colo.-Mexico),
  • Soils, Salts in.,
  • Salinity -- Colorado River (Colo.-Mexico),
  • Erosion -- Colorado River (Colo.-Mexico),
  • Runoff -- Colorado River (Colo.-Mexico)

  • Edition Notes

    StatementR.G. Bentley ...[et al].
    ContributionsUnited States. Bureau of Land Management. Denver Service Center. Colorado River Salinity Team.
    The Physical Object
    Pagination1 v. (various pagings) :
    ID Numbers
    Open LibraryOL14175884M

    Mountaintop and area mining allows for almost complete recovery of coal seams, and reduces the number of workers required to a fraction of what conventional methods require but produces large volumes of excess spoil disposal needs. There are five basic steps to these methods of mining: Layers of rock and dirt above and between the coal seams. The wispy ice clouds formed by jet exhaust help trap heat near the Earth's surface. But small changes in altitude can dampen the effect, a study says. of the atmospheric disturbance caused by. (1) Individual surface disturbances of less than 5 acres so long as the total surface disturbance on the lease is not greater than acres and site-specific analysis in a document prepared pursuant to NEPA has been previously completed.


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Effects of surface disturbance (primarily livestock use) on the salinity of public lands in the upper Colorado River basin (1977 status report) by United States. Bureau of Land Management. Denver Service Center. Download PDF EPUB FB2

The Effects of surface disturbance (primarily livestock use) on the salinity of public lands in the upper Colorado River basin ( status report). Some effects of surface disturbance on the permafrost active layer at Inuvik, N.W.T.

[Ottawa] Information Canada, (OCoLC) Material Type: Government publication, National government publication: Document Type: Book: All Authors / Contributors: J A Heginbottom. Thoroughly revised and significantly expanded, the Second Edition of Environmental Ecology provides new case studies and in-depth treatment of the effects of pollution and other disturbances on our oceans, lakes, forests, and air.

Additionally, it is found that the subseasonal forecast skill for near-surface temperature and sea level pressure significantly improves when human-induced land disturbance is accounted for in the AGCM. These results underscore the need to incorporate irrigation into weather forecast models, such as the global forecast : Tomohito J.

Yamada, Yadu Pokhrel. Surface disturbance may also cause accelerated soil loss through wind and water erosion and decreased diversity and abundance of soil biota. In addition, nutrient cycles can be altered through lowered nitrogen and carbon inputs and slowed decomposition of soil organic matter, resulting in lower nutrient levels in associated vascular by: Severity of these effects depends on disturbance size, proximity to the auroral zone, and the conductivity structure of the Earth.

Also significant are system parameters such as the use of higher resistance coatings on pipelines and the linking of power systems into larger by: External Disturbance.

External disturbances are unknown elements in the process, and therefore, they do not provide an easy way to estimate the desired water level.

From: Experimental Design and Verification of a Centralized Controller for Irrigation Canals, Related terms: Feedback Control Systems; Boundary Layer; Actuators; Control Law; Nonlinear System.

The other very serious effect of sample size is to modify undrained shear strength, as measured in either the field or the laboratory.

The effects of sample size on undrained shear strength have been reported by Bishop and Little (), Agarwal () and Clapham (), all studies involving the London Size: KB.

Fertilizers, pesticides, herbicides and insecticides cause water acidity, especially in ecosystems such as the Colombian Oriental plains characteristic of their acidic soils and waters, diminishing their productivity and generating a toxic effect for plants (Singh & Gupta Author: Asha Gupta.

Disturbances to unpaved roadway surfaces and ditches, and poor road surface drainage always result in deterioration of the road surface. This deterioration is the erosion which accounts for a large percentage of unpaved road maintenance costs and stream sedimentation.

Frequent, excessive, and unnecessary disturbances to the roadways are all too. Tech support scams are an industry-wide issue where scammers trick you into paying for unnecessary technical support services. You can help protect yourself from scammers by verifying that the contact is a Microsoft Agent or Microsoft Employee and that the phone number is an official Microsoft global customer service number.

Studies of ionospheric disturbances showed they occurred more frequently in the equinoctial months and in years with high sunspot activity. Radio disturbances were associated with aurora in a band across the country; farther north the aurora diminishes but ionospheric disturbances that affected radio communications still occurred.

Download this app from Microsoft Store for Windows 10 Mobile, Windows Phone See screenshots, read the latest customer reviews, and compare ratings for Camera Effects +/5(11). The Effects of Disturbance and Succession on Wildlife Habitat and Animal Communities This chapter discusses the study of disturbance and succession as they relate to wildlife.

As such, the discussion is confined to those disturbance processes that change the physical attributes of habitat, leading to a postdisturbance : Kevin S. McKelvey. The Effects of Disturbance on the Abundance and Foraging Behaviour of Shorebirds and Waterbirds in the Tropical Mudflat Areas Article (PDF Available) in Sains Malaysiana 46(3) March.

The effects of environmental disturbance on the abundance of two recreationally-important fishes in a subtropical floodplain river Article (PDF Available) January with 85 Reads How we.

The study also tested the mediating effects of surface acting on the relationship between healthcare disturbance and depressive symptoms among Chinese nurses and physicians.

Results indicate a partial mediating effect, supporting the hypotheses that healthcare disturbance and surface acting might trigger depressive by: 1. Forests play an integral role in the terrestrial water cycle and link exchanges of water between the land surface and the atmosphere. To examine the effects of an intermediate disturbance on forest water cycling, we compared vertical profiles of stable water vapor isotopes in two closely located forest sites in northern lower : Phoebe G.

Aron, Christopher J. Poulsen, Richard P. Fiorella, Ashley M. Matheny. It is considered a major cause of exogenous sleep disturbances, after somatic problems and day tensions.

Sleep is an important modulator of hormonal release, glucose regulation and cardiovascular by: Wastewater effluents are major contributors to a variety of water pollution problems. Most cities of developing countries generate on the average 30–70 mm3 of wastewater per person per year.

Owing to lack of or improper wastewater treatment facilities, wastewater and its effluents are often discharged into surface water sources, which are receptacles for domestic and industrial wastes Cited by: Effect of human disturbance on arthropod diversity at Kirindy Forest, Western Madagascar Claudia Gray, Cambridge University, UK Our study investigated the effect of human disturbance and habitat degradation due to logging, and with the majority of the path surface lacking leaf litter.

Small paths (S)File Size: KB. determine the effect of atrazine on olfactory sensory neurons located in the lateral antennules of crayfish. In this experiment, we used three day exposures (0, 80, and ppb) to atrazine. Post treatment, lateral antennules were fixed, decalcified and cryoprotected.

Medial segments were then sectioned on a cryostat. Antennule sections wereFile Size: 2MB. Avoiding disturbances in sensorgrams. Disturbances in sensorgrams are mainly caused by improper experimental conditions like buffers that are not degassed, samples with particles and liquids, which differ too much in concentration.

Most of these disturbances can be overcome by proper preparation of the samples and adjusting the method of injection. Ecological disturbance, an event or force, of nonbiological or biological origin, that brings about mortality to organisms and changes in their spatial patterning in the ecosystems they inhabit.

Disturbance plays a significant role in shaping the structure of individual populations and the. Smoking, both active and passive, creates a plethora of health-related problems, which primarily affect the cardiovascular and respiratory systems.

There is very little evidence on the effects of tobacco smoke on the eye, especially regarding anterior ocular surface related by: Underground mining has the potential for tunnel collapses and land subsidence (Betournay, ).

It involves large-scale movements of waste rock and vegetation, similar to open pit mining. Additionally, like most traditional forms of mining, underground mining can release toxic compounds into the air and water.

I can’t think of many books, of any genre, that I would say are truly revolutionary but When Survivors Give Birth is absolutely one of them. This book is a sweeping compendium of everything a provider might need in order to deal more effectively and compassionately with a pregnant woman who is a survivor of childhood sexual by:   The Neurosis-Character Disturbance Spectrum.

Character disturbance actually exists along two spectra. One spectrum reflects the degree to which a person is purely character disturbed as opposed to having some degree of neurosis. We define character disturbance as the relative absence of. The effects of mining can be divided into on-site ecological effects from the significant disruption of the land surface in the mined area and off-site effects.

On-site Effects The principal ecological impacts during the construction phase derive from the ground disturbance associated with excavation and construction, operational emissions from.

In ecology, a disturbance is a temporary change in environmental conditions that causes a pronounced change in an bances often act quickly and with great effect, to alter the physical structure or arrangement of biotic and abiotic elements.

A disturbance can also occur over a long period of time and can impact the biodiversity within an ecosystem. Effects of land disturbance on surface temperature in large opencast coal mine Article (PDF Available) in Meitan Xuebao/Journal of the China Coal Society 36(4) April with Reads.

This article was also authored by Nils Lofgren, a law clerk at Holland & Hart. In the first two weeks of Junethe Bureau of Land Management (BLM) issued two directives streamlining and clarifying the environmental review process undertaken by. The prevention of deforestation and promotion of afforestation have often been cited as strategies to slow global warming.

Deforestation releases CO 2 to the atmosphere, which exerts a warming influence on Earth's climate. However, biophysical effects of deforestation, which include changes in land surface albedo, evapotranspiration, and cloud cover also affect by:   The important role of disturbances in shaping landscapes and influencing ecosystems is now well recognized in ecology.

Fires, storms, floods, pest outbreaks, species invasions, and resource extraction, to name but a few types of disturbance, affect many ecosystems over a Cited by: Healthcare disturbance is a form of workplace violence against healthcare workers perpetrated by patients, their relatives, and gangs hired by them.

It is a prevalent phenomenon in China, where evidence suggests that it impacts on the job satisfaction of healthcare workers.

This study aims to examine the relationship between healthcare disturbance, surface acting as a response to emotional Cited by: 1. Nine studies investigated the effect of atopic eczema on growth and 13 considered the effects of various parameters on growth (corticosteroid treatment (n = 8), gastrointestinal disorders (n = 1) and dietary factors (n = 4)).

No studies were identified in relation to chronic stress or sleep disturbance and growth hormone production. Atmospheric Disturbances: A Novel - Kindle edition by Galchen, Rivka. Download it once and read it on your Kindle device, PC, phones or tablets. Use features like bookmarks, note taking and highlighting while reading Atmospheric Disturbances: A Novel/5(73).

A geomagnetic storm (commonly referred to as a solar storm) is a temporary disturbance of the Earth's magnetosphere caused by a solar wind shock wave and/or cloud of magnetic field that interacts with the Earth's magnetic field.

The disturbance that drives the magnetic storm may be a solar coronal mass ejection (CME) or a co-rotating interaction region (CIR), a high-speed stream of solar wind. Effects of nuclear pollution •The effects vary from organism to organism and from level of radioactivity of nuclear isotopes.

The radiations destroy the cells in human body and causes cancer. •A longer exposure to radioactive radiations can damage the DNA cells that results in cancer, genetic defects for the generations to come and even Size: 1MB. Surface tension is the tendency of liquid surfaces to shrink into the minimum surface area possible.

Surface tension allows insects (e.g. water striders), usually denser than water, to float and slide on a water surface. At liquid–air interfaces, surface tension results from the greater attraction of liquid molecules to each other (due to cohesion) than to the molecules in the air (due to.

THE. ENVIRONMENTAL. EFFECTS OF. STRIP MINING A ll mining operations have a disruptive effect on the environment, but the sheer volume of material involved in strip mining makes the impact on the environment especially acute.

Surface mining (another name for "strip mining") can severely erode the soil or reduce its fertility; pollute waters or drain underground water reserves; scar or altar the.the effect of gravity on the free surface in an open-channel flow.

Only if an open-channel flow can somehow be adjusted to be strictly uniform, in the sense that the water surface is planar and the flow depth is the same at all cross sections along the flow (Figure ), can the effect. Free Online Library: Effects of ray sediment disturbance on meiofauna in tidal and intertidal zones.(Report) by "Georgia Journal of Science"; Science and technology, general Coastal ecosystems Observations Disturbance (Ecology) Rays (Fishes) Food and nutrition Sediments (Geology) Distribution Properties.