Milwaukee utility We Energies will invest $400 million to $600 million to reduce emissions of sulfur dioxide (by 45 to 50%), nitrogen oxide (by 60 to 65%) and mercury (by 50%) at its power plants over the next 10 years as part of an agreement with the Wisconsin Department of Natural Resources.
An important moment is that it’s a independent and voluntary decision of the company, it doesn’t grant the utility any variances to existing environmental standards, emissions limits or pollution control requirements. But it “helps to meet both today's and tomorrow's clean air standards".
The agreement was developed as part of the Environmental Cooperation Pilot Program, established in 1997 to increase regulatory flexibility for companies with projects with environmental performance that exceeds environmental regulations.
The choice of the city of Helsinki is not incidental as the capital of Finland had hosted US-Soviet negotiations on the limitation of nuclear stockpiles in 1969