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Connecting the Drops

Scientists track return of Colorado River

USGS scientists track the timing of the long-awaited return of the Colorado River to its parched delta in Mexico on March 24, 2014.

Do we have enough water to meet our needs, now and in the future? Daymet, a meteorological data product at the ORNL DAAC, may help find the answer.

Tracking land-use changes in tropical forests

Amazonian Biodiversity Map

MODIS satellite data inform study of human land use patterns and changes in ecological communities in tropical forests around the world.

Modeling past and future land use

Land Use Harmonization

A comprehensive, harmonized data set describing the annual land use patterns of the globe from the year 1500 to the present, and projections to the year 2100, is now available from the ORNL DAAC.

Learn to use the MODIS subsetting tool

MODIS Global Subsetting Tool

The powerful MODIS subsetting tool allows users to access 14 different products from NASA's Terra and Aqua satellites for any site in the world from the year 2000 to the present.