The 2017 National Resources Inventory (NRI) conducted by the U.S. Department of Agriculture's Natural Resources Conservation Service (NRCS) provides updated information on the status, condition, and t
<p>National resource inventory includes Segment Acres for built up, farmsteads, water, streams. The 1987 sample is a Subsample of 108,000 of 1982 sample.</p>
RADAR (Research on Adolescent Development And Relationships) is a longitudinal study that started in 2005. RADAR focuses on the interactions and relationships of adolescents with parents and peers, th
