Environmental emissions are the release of substances like gases, particulates, and chemicals into air, water or soil. They can come from an assortment of human activities such as industrial processes, energy production and transport. The main functions of environmental emissions management are to control and reduce output of harmful pollutants that can persecute the environment as well as human health. The technical aspects of environmental emission control are state-of-the-art filtration systems, cleaner energy choices, and monitors that can track pollution levels. In actual practice the areas vary from production and distribution, to management of waste and agriculture with their own particular regulations and targets for reduction. It is necessary to control environmental emissions if we are to comply with environmental laws, and indeed what's more important is sustainable development.