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2018 update to the U.S. Geological Survey national volcanic threat assessment 科技报告
报告编号: 70200174, 页数: 50, 2018
作者:  Ewert, John W.;  Diefenbach, Angela K.;  Ramsey, David W. dramsey@usgs.gov
Adobe PDF(24858Kb)  |  收藏  |  浏览/下载:8/3  |  提交时间:2019/11/06
A snapshot of women of the U.S. Geological Survey in STEM and related careers 科技报告
报告编号: 70197126, , 2018
作者:  Aragon-Long, Susan C.;  Burkett, Virginia R.;  Weyers, Holly S.;  Haig, Susan M. susan_haig@usgs.gov;  Davenport, Marjorie S.;  Warner, Kelly L.
Adobe PDF(30390Kb)  |  收藏  |  浏览/下载:33/8  |  提交时间:2019/11/06
Relating cyanobacteria and physicochemical water-quality properties in Willow Creek Lake, Nebraska, 2012–14 科技报告
报告编号: 70199970, 页数: 58, 2018
作者:  Rus, David L.;  Hall, Brent M. bhall@usgs.gov;  Thomas, Steven A.
Adobe PDF(2449Kb)  |  收藏  |  浏览/下载:72/39  |  提交时间:2019/11/06