Regulacje i polityka gospodarcza · 31/12/1997
EPA Approves Colorado's Plan to Reduce Particulate Matter in Steamboat Springs
The Environmental Protection Agency (EPA) has approved the State of Colorado's plan to reduce particulate matter with a diameter of 10 micrometers or less (PM10) in the Steamboat Springs area, which is required to meet national air quality standards, and also approved an emergency episode plan for the area.