EPA Advances Cooperative Federalism Through Designation Process for Sulfur Dioxide and Ozone Standards
WASHINGTON (December 22, 2017) – The U.S. Environmental Protection Agency (EPA) is taking the next steps in the Clean Air Act process to determine which areas of the country meet national air quality standards for ground-level ozone and sulfur dioxide.
EPA Advances Cooperative Federalism Through Designation Process for Sulfur Dioxide and Ozone Standards
Source: EPA Water Science news