Casinos address air quality concerns by implementing measures to reduce emissions. They upgrade HVAC systems with high-efficiency filters and utilize advanced air purification technologies to remove pollutants. Additionally, they prioritize the use of clean energy sources and implement strict emission control measures for on-site transportation and machinery. Regular maintenance and monitoring programs are also in place to ensure compliance with air quality standards. What other strategies do you think could be effective in reducing emissions from large facilities like casinos?