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Federal
Intercity Air, Bus, and Rail Transportation Facilities recent views
Department of Transportation —
Airports with scheduled service and intercity bus and intercity rail (Amtrak/Alaska rail) facilities for years 2006, 2012, 2018, and 2021. Used to find rural areas... -
University
New Mexico, 2010 Census American Indian Tribal Subdivision (AITS) State-based recent views
Earth Data Analysis Center, University of New Mexico —
The TIGER/Line Files are shapefiles and related database files (.dbf) that are an extract of selected geographic and cartographic information from the U.S. Census... -
Federal
Inequity Identification Tool (IIT) Air Cost recent views
Department of Transportation —
This file contains the road segments from FHWA's HPMS dataset with estimates of the cost of air pollution from the traffic on that segment. The cost of air pollution... -
Federal
Access to Intercity Air, Bus, and Rail Transportation in Rural Areas recent views
Department of Transportation —
Total and percent of rural population with access to scheduled intercity bus, rail, and air transportation. Rural areas are Census block groups with their centroid... -
State
Environmental Monitoring Results for Radioactivity: Air Samples recent views
State of Connecticut —
Reporting units of sample results [where 1 picoCurie (pCi) = 1 trillionth (1E-12) Curie (Ci)]: • Air Samples are reported in pCi/m³. - Data Quality Disclaimer: This...