States will also be requiring utilities to comply with Best Available Retrofit Technology (BART) programs (either source-specific standards or a trading program) to meet requirements to reduce regional haze.
The BART standards were adopted recently in an effort to prevent the regional haze problem from growing larger.
mnli hypothesis: The BART standards were adopted recently in an effort to prevent the regional haze problem from growing larger. premise: States will also be requiring utilities to comply with Best Available Retrofit Technology (BART) programs (either source-specific standards or a trading program) to meet requirements to reduce regional haze.