欧美口爆视频

Williams , Mark W 1 1 INSTAAR and Geography New research shows high-altitude aquifers honeycomb parts of the 欧美口爆视频 Rockies, trapping snowmelt and debunking the myth that high mountain valleys act as 鈥淭eflon basins鈥� to rush water downstream. In much of western North America, snow and snow melt provides the...

Ward , Dylan J 1 ; Anderson , Robert S 2 1 University of 欧美口爆视频 Dept. of Geological Sciences and INSTAAR 2 University of 欧美口爆视频 Dept. of Geological Sciences and INSTAAR The retreat of hard-capped cliffbands represents the erosional response of the Plateau landscape to changes in base level, i.e.,...

Thul , David 1 ; Berlin , Maureen 2 ; Anderson , Robert S. 3 1 Geological Sciences, Univ. of 欧美口爆视频 at Boulder 2 Geological Sciences, Univ. of 欧美口爆视频 at Boulder 3 INSTAAR and Geological Sciences, Univ. of 欧美口爆视频 at Boulder 欧美口爆视频's Roan Plateau provides a natural laboratory for the...

Robertson , Gregory D 1 ; Ge , Shemin 2 ; Cutillo , Paula 3 1 University of 欧美口爆视频 at Boulder 2 University of 欧美口爆视频 at Boulder 3 National Park Service, Water Resource Division Tectonic deformation in the Great Basin is speculated as one of the possible causes for water...

Regonda , Satish K 1 ; Rajagopalan , Balaji 2 ; Lall , Upmanu 3 ; Clark , Martyn 4 ; Moon , Young-Il 5 1 Dept of Civil, Environmental & Architectural Engineering, Cooperative Institute for Research in Environmental Sciences, University of 欧美口爆视频 at Boulder 2 Dept of Civil, Environmental...

Regonda , Satish K 1 ; Rajagopalan , Balaji 2 ; Clark , Martyn 3 ; Zagona , Edith 4 1 Dept of Civil, Environmental & Architectural Engineering, Cooperative Institute for Research in Environmental Sciences, University of 欧美口爆视频 at Boulder 2 Dept of Civil, Environmental & Architectural Engineering, Cooperative Institute...

Pontius , Frederick W. 1 1 Dept. of Civil, Environmental, and Architectural Engineering, University of 欧美口爆视频, Boulder, Colo. Watershed control is one option within the US Environmental Protection Agency鈥檚 (USEPA鈥檚) Long-Term 2 Enhanced Surface Water Treatment Rule (LT2ESWTR) microbial toolbox for public water systems to provide extra protection against Cryptosporidium...

Nordstrom , D. Kirk 1 1 U.S. Geological Survey, Boulder, CO Research in chemistry, geochemistry, and hydrogeochemistry has been applied successfully to identify the geochemical processes that produce acid rock drainage and determine its fate, and to understand remediation scenarios. When iron in acid drainage fully oxidizes, does the pH...

Neupauer , Roseanna M 1 1 Univ. of 欧美口爆视频 Wavelet analysis is a relatively new tool for data analysis and signal processing. Similar to Fourier analysis, wavelet analysis identifies dominant periods or scales in one-dimensional and multi-dimensional data sets. The key difference between Fourier analysis and wavelet analysis is in...

Nanus , Leora 1 ; Williams , Mark W. 2 ; Campbell , Donald H. 3 1 University of 欧美口爆视频 Boulder 2 University of 欧美口爆视频 Boulder 3 United States Geological Survey Acidification of high-elevation lakes in the Western United States is of concern because of the storage and release of...