sulfur-dioxide

By 2017, it says, sulfur-dioxide pollution from its power plants will tumble by two-thirds and nitrogen-oxide emissions will fall by half compared with 2011 levels.

Upgrade Costs Doom Older Plants Rebecca Smith 2011

Last July, the agency released its final Cross-State Air Pollution Rule, which requires reductions of sulfur-dioxide and nitrogen-oxide emissions in 23 Eastern and Midwestern states beginning next year, as well as seasonal ozone reductions in 28 states.

The Coal Age Is Nearer to Its End Rebecca Smith 2011

Starting in 1995, the U.S. government put a limit on sulfur-dioxide emissions essentially the "cap" in cap and trade.

Changes Choke Cap-and-Trade Market 2010

The acid-rain market has been considered a success, helping to reduce sulfur-dioxide emissions by half.

Changes Choke Cap-and-Trade Market 2010

Now, one possible compromise would be to fold in proposed legislation by Tom Carper and Lamar Alexander that would set up a separate cap-and-trade system for sulfur-dioxide, nitrogen-dioxide, and mercury.

Wonkbook: Assessing FinReg; Goldman suit settled; oil gusher stopped 2010

Prices of sulfur-dioxide allowances more than doubled soon after the changes were announced, hitting $1,600 a ton in late 2005.

Cap and No More Trade 2010

Requiring utilities to take new steps to cut sulfur-dioxide emissions will cause an already large surplus of allowances to balloon further.

Cap and No More Trade 2010

Starting in 1995, the U.S. government put a limit on sulfur-dioxide emissions essentially the cap in cap and trade.

Cap and No More Trade 2010

Requiring utilities to take new steps to cut sulfur-dioxide emissions will cause an already large surplus of allowances to balloon further.

Changes Choke Cap-and-Trade Market 2010

An EPA study shows sulfur-dioxide emissions in 2008 were 52% below 1990 levels.

Cap and No More Trade 2010