The expected consequences are reducing greenhouse gas emissions by 4 million tons per year from 2012.

"When implemented, these four strategies will reduce ozone-related emissions by more than 100 tons a day."

It is supposed to work like this: Two utilities each have to reduce their emissions by 100,000 tons.

Once the limits are in effect, community officials say, they will reduce the sulfur emissions by one million tons a year.

In the end, Gibbs had reduced the weight of the superstructure by 2,500 tons.

Last month, the governments of about 40 countries agreed to reduce steel output over 10 years by almost 100 million tons.

The company has agreed to reduce these emissions by 70 percent, or 252,000 tons per year, within 12 years.

Raising the standards would reduce the state's carbon dioxide emissions by 15 million tons a year, the report said.

In all, it will provide 7% of the site's power and is expected to "reduce carbon dioxide emissions by more than 1,300 tons per year."

To that end, the company plans to reduce its pulp and uncoated paper capacity by at least 400,000 tons.