What are the different ways that government can apply to control the pollution?

Businesses are becoming more and more aware of the need to consider the environment in their operations. Many critics of certain business activities suggest that they have a negative effect on the environment in the surrounding area. Some of the negative effects of business activity include:// a. Air pollution b. water pollution c. Congestion from employees going to work or consumers visiting retail outlets d. Noise from factories and traffic e. IT can control some few method like, 1. Cleanup of exiting pollution 2.Design of processes to prevent pollution 3. Aesthetic improvements 4. Noise control 5.Dispersion of industry 6.Control of land use 7.Reqiuired recycling.