Highlights

Since 1989, the U.S. Global Change Research Program (USGCRP) has submitted annual reports to Congress called Our Changing Planet. The reports describe the status of USGCRP research activities, provide progress updates, and document recent accomplishments.

In particular, Our Changing Planet highlights progress and accomplishments in interagency activities. These highlights represent the broad spectrum of USGCRP activities that extend from Earth system observations, modeling, and fundamental research through synthesis and assessment, decision support, education, and public engagement.

Three moments in a year of farming north of St. Louis, Missouri

USDA’s National Agricultural Statistics Service (NASS) and Economic Research Service (ERS) track U.S. crop production each year, relying in large part on producer surveys and ground observations to estimate acreage and yields at state and county levels. During the growing season, production data inform estimates of crop acreage and yields that help farmers and traders set prices. Satellite data offer a useful method for validating statistics collected on the ground, and can help fill in gaps in ground observations, particularly in years where planting is delayed or disrupted due to weather...

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Highlights

Satellite and ground data track status of the nation’s food supply