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Prevention of significant deterioration (PSD) (Environmental Glossary)

Prevention of significant deterioration (PSD): A construction air pollution permitting program designed to ensure air quality does not degrade beyond the national ambient air quality standard levels or beyond specified incremental amounts above a baseline level. It also ensures that the best available control technology is applied to major stationary sources and major modifications for regulated pollutants, and consideration of soils, vegetation and visibility in the permitting process.

_ ស្វែងរកឬបកប្រែពាក្យផ្សេងទៀតនៅប្រអប់នេះ៖
_ខាងក្រោមនេះជាសៀវភៅនិងឯកសារសម្រាប់ការងារនិងរៀនគ្រប់ប្រភេទ៖
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