Publications

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Open Access
Spatial and seasonal patterns and long term variability of the composition of the haze in the United States: an analysis of data from the IMPROVE network
(Colorado State University. Libraries, 1996-07) Sisler, James F., author; Malm, William C., author; Gebhart, Kristi A., author; Cooperative Institute for Research in the Atmosphere (Fort Collins, Colo.), publisher
This report describes data for the three year period, March 1992 through February 1995, of the Interagency Monitoring of Protected Visual Environments (IMPROVE) measurement program. IMPROVE is a cooperative visibility monitoring effort between the United States Environmental Protection Agency, (EPA) federal land management agencies, and state air agencies.
Open Access
Spatial and temporal patterns and the chemical composition of the haze in the United States: an analysis of data from the IMPROVE network, 1988-1991
(Colorado State University. Libraries, 1993-02) Sisler, James F., author; Huffman, Dale, author; Latimer, Douglas A., author; Cooperative Institute for Research in the Atmosphere (Fort Collins, Colo.), publisher
This report describes data obtained from the first three years, March 1988 through February 1991, of the IMPROVE measurement program Interagency Monitoring of Protected Visual Environments). IMPROVE is a cooperative visibility monitoring effort between the U.S. Environmental Protection Agency, federal land management agencies, and state air agencies.