Biographical Sketches of AuthorsSince 1996, Sandy Williamson has been team leader of the National Water Quality Assessment database activities (water.usgs.gov/nawqa/data). From 1991-97, he led the Central Columbia Plateau NAWQA study unit team, who produced 25 publications with a combined ...
Near Infrared(Band 5), or NIR, is especially important for vegetation because growing plants reflect it – the water in their leaves scatter the wavelengths back into the sky. This enables a more precise measurement of plant health than possible with natural color. Shortwave Infrared(Bands 6, 7...
Water informa tion is fundamental to national and local economic well-being, protection of life and property, functioning of natural ecosystems, and effective management of the Nation’s water resources USGS 分为五个任务区,每个任务区都有单独的科学战略路线图和计划,与其他联邦机构协调支持和组织与干旱...
but also proof of the power of bringing together the expertise in both government and industry," said Tim Petty, Assistant Secretary for Water and Science at the Department of the Interior. "The data will help improve the siting of future windenergyprojects as well as aid land managers...
but also proof of the power of bringing together the expertise in both government and industry,” said Tim Petty, Assistant Secretary for Water and Science at the Department of the Interior. “The data will help improve the siting of future wind energy projects as well as aid land managers ...
. USGS IN YOUR STATE. USGS Water Science Centers are located in each state. Online Publications for Maine. This page will help you locate, view, and download scientific articles and reports as well as general interest publications (fact sheets) resulting from the research performed by our ...
. USGS IN YOUR STATE. USGS Water Science Centers are located in each state. Online Publications for Maine. This page will help you locate, view, and download scientific articles and reports as well as general interest publications (fact sheets) resulting from the research performed by our ...
theTopoDepotTexas Land Survey data overlaid the aerial photography better than the more expensive product, including water features, roads and contours. We are now redoing the entire well spotbasemapusing TexasTopoDepotOnCDdata, and everything lines up just right with the 1 meter aerial photos....
This option specifies the radius of the sphere that the data is mapped on. By default the radius is 60000. Apply water surface to undefined data points When this option is checked, all data with elevation less than or equal to the Sea level height option (see above) is coloured in bl...
Regional and Temporal Differences in Nitrate Trends Discerned from Long‐Term Water Quality Monitoring Data Riverine nitrate (NO3) is a well-documented driver of eutrophication and hypoxia in coastal areas. The development of the elevated river NO3 concentration ... EG Stets,VJ Kelly,CG Crawford ...