Some solutions

• Encourage public transportation.
• Use subway to replace its fleet of diesel buses.
• Encourage industrial decentralization.
• Desulphurize fuels with high sulfur content prior to distribution and consumption
• Use clean fuels in vehicles and industrial boilers.
• Desulphurize the flue gas industries before their release into the atmosphere.
• Subsidizing the use of clean fuels in typical urban pollution sources such as hospitals, laundries and restaurants.
• Use clean fuels in vehicles and industrial boilers.