National Affairs Inc. / Passive Sampler Continuous Analyzer Capital / No. Cascades Olympic Voyageurs Glacier Mount / Sample Analysis 950 0 Supplies / /
Country
United States / U.S. Virgin Islands / /
Currency
USD / /
Event
Environmental Issue / Natural Disaster / /
IndustryTerm
telephone service / air quality monitoring network / continuous analyzer site / trend network / nitrite solution / passive devices / passive sampling devices / /
NaturalFeature
Lake Craters / /
Organization
U.S. NPS Air Resources Division / David B. Joseph National Park Service Air Resources Division Denver / U.S. Forest Service / Bureau of National Affairs / Harvard University / U.S. National Park Service / US Environmental Protection Agency / Related Air Pollutants / VIP-21 / Air & Waste Management Assoc. / Related Air Pollutants / VIP-17 / Air & Waste Management Assoc. / Related Air Pollutants / VIP-39 / Air & Waste Management Assoc. / /
Person
Denali Guadalupe Mts / Bryce Cyn / Reyes Yosemite Gettysburg / John D. Ray / /
Passive Sampling Devices: A Cost-Effective Method of Obtaining Air Quality Data in Protected Areas Miguel I. Flores*, John D. Ray, David B. Joseph National Park Service Air Resources Division Denver , Colorado, USA 80215