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Members of the GROWTH team at work.
Mansi Kasliwal, principal investigator of GROWTH.
Artist's illustration of two merging neutron stars.
The GROWTH team in Milwaukee, Wisconsin.
The Republican River Basin, where the study took place. Here, just south of Cambridge, Nebraska.
More than 9,000 Landsat images provide vegetation health metrics for the Republican River Basin.
This aerial photo was taken east of Denver, Colorado, above a region dense with irrigation systems.
Farms are common along the North Fork of the Republican River near Wray, Colorado.
An Enhanced Vegetation Index from Landsat imagery helps define irrigated fields in the study area.
The Republican River's South Fork near Hale, Colorado, with the region's seemingly endless fields.
Scientists have developed a database on U.S. Northeast and Midwest lakes like Monona in Wisc.
Researchers sample a lake in Iowa for the state's water quality monitoring program.