Traditionally, when the E.P.A. puts forth such a pollution reduction rule, it includes a requirement for polluting entities to purchase existing technology, such as smokestack "scrubbers," to cut pollution.
In quantifying the benefits of air pollution reduction measures, it is desirable to compare the size of the benefits with the effects of other individual confounding factors such as smoking or passive smoking.
On Thanksgiving Day, the Chinese government announced its pollution reduction target and said it would enforce it with domestic law.
The state's Bureau of Automotive Repair has a kitty of $100 million in pollution reduction funds that it is trying with all its might to give to qualifying California motorists.
And in his experience, the government is acting in good faith when it puts environmental goals like air pollution reduction in its public agenda.
One of the main obstacles to promoting a clear public health message is that there is no clear UK guidance as to what are acceptable levels when we consider air pollution reduction figures - it's too vague.
Although China has achieved great progress in ambient pollution reduction in the past two decades, it is still one of the few countries with the worst air pollution levels in the world.
The 13,800 larger facilities, including refineries, chemical plants and large factories, will have to meet numerical targets for pollution reduction, although the agency said it had narrowed the standards to lower compliance costs.
The rules, issued under the federal Clean Air Act, give each state its own pollution reduction goal and allow each to choose the measures it will use to comply.
It sets carbon pollution reduction goals for power plants and requires states to implement plans to meet goals.
