by United States Department of Agriculture, Forest Service, Rocky Mountain Research Station in [Fort Collins, CO] .
Written in English
|Statement||Karl Zeller ... [et al.].|
|Series||General technical report RMRS ;, GTR-52|
|Contributions||Zeller, Karl, 1943-, Rocky Mountain Research Station (Fort Collins, Colo.)|
|LC Classifications||TD883.5.W8 D48 2000|
|The Physical Object|
|Pagination||34 p. :|
|Number of Pages||34|
|LC Control Number||00326208|
Determining atmospheric deposition in Wyoming with IMPROVE and other national programs. Gen. Tech. Rep. RMRS-GTR Ft. Collins, CO: U.S. Department of Agriculture, Forest Service, Rocky Mountain Research Station. 34 p. Abstract: This book examines historical land uses and the impact they have had on natural vegetation in southeastern. Goals / Objectives The National Atmospheric Deposition Program (NADP) monitors the nation's precipitation and atmosphere for a range of chemical constituents, including mercury, to determine whether spatial and temporal trends in concentration, and wet and dry deposition are present. This project provides: (1) management and coordination of NADP's five nationwide networks: the National . Acidic atmospheric deposition continues to be a serious environmental concern. Sulfur and nitrogen oxides emitted from industrial and transportation sources, utilities, and metropolitan areas enter the atmosphere and are transformed into acidifying compounds. These pollutants are transported in the atmosphere and are removed, in part, as acidic wet deposition. Determining atmospheric deposition rates of mercury and other contaminants using lake sediment cores requires a quantitative understanding of sediment focusing. Here we present a novel approach that solves mass-balance equations for two cores algebraically to estimate contaminant contributions to sediment from direct atmospheric fallout and.
At 15 National Atmospheric Deposition Program (NADP)/National Trends Network wet deposition (NADP Wetfall) sites, summer δ¹⁵N−NO3⁻ is significantly lower ranging from −‰ to − In addition, atmospheric deposition of pollutants onto the land surface might be treated by the BMPs designed to treat other sources of nonpoint pollution. NONPOINT SOURCES PROGRAMS NPS pollution is a problem that is becoming increasingly important in the Catskill/ Delaware watershed, as evidenced by at least 30 different programs developed to. pH is a measure of how acidic/basic water is. The range goes from 0 to 14, with 7 being neutral. pHs of less than 7 indicate acidity, whereas a pH of greater than 7 indicates a base. pH is really a measure of the relative amount of free hydrogen and hydroxyl ions in the water. The life cycle of mining begins with exploration, continues through production, and ends with closure and postmining land use. New technologies can benefit the mining industry and consumers in all stages of this life cycle. This report does not include downstream processing, such as smelting of.
Nydal R. and Lövseth K. () Carbon measurments in atmospheric CO 2 from northern and southern hemisphere sites, ORNL/CDIAC NDP Carbon Dioxide Information Analysis Center, Oak Ridge National Laboratory, Oak Ridge, Tennessee. CrossRef Google Scholar. This book draws on the knowledge of forty international experts in the fields of atmospheric transport and deposition, mercury cycling in terrestrial and aquatic ecosystems, and mercury bioaccumulation in aquatic foodwebs and wildlife. The authors propose a set of indicators to use as a measure of changing mercury concentrations in the environment. In contrast to global estimates of atmospheric Se emissions, global estimates of atmospheric Se deposition are not available. In the region between 30°N to 90°N, Ross () [ 90 ] estimated fluxes of 36– × 10 8 g Se year −1 and –26 × 10 8 g Se year −1, for wet and dry deposition, respectively. AMoN is managed by the National Atmospheric Deposition Program. The network has been in operation since and provides information on 2-week integrated ammonia concentrations. Like other NADP networks, the goal of AMoN is to operate a long-term (i.e., for several decades), spatially diverse network with consistent measurements, covering all.