Shown is the Northampton generating station in Northampton, Pa., Wednesday, March 13, 2024. Gov. Josh Shapiro unveiled a plan to fight climate change Wednesday, saying he will back legislation to make power plant owners in Pennsylvania pay for their planet-warming greenhouse gas emissions and require utilities in the nation's third-biggest power-producer to buy more electricity from renewable sources. (AP Photo/Matt Rourke)
This is the Conemaugh Generating Station in New Florence, Pa., Wednesday, March 13, 2024. Pennsylvania Gov. Josh Shapiro unveiled a plan to fight climate change Wednesday, saying he will back legislation to make power owners in Pennysylvania pay for their planet-warming greenhouse gas emissions and require utilities in the nation's third-largest power-producer to buy more electricity from renewable sources. (AP Photo/Gene J. Puskar)
Shown is the Northampton generating station in Northampton, Pa., Wednesday, March 13, 2024. Gov. Josh Shapiro unveiled a plan to fight climate change Wednesday, saying he will back legislation to make power plant owners in Pennsylvania pay for their planet-warming greenhouse gas emissions and require utilities in the nation's third-biggest power-producer to buy more electricity from renewable sources. (AP Photo/Matt Rourke)
This is the Conemaugh Generating Station in New Florence, Pa., Wednesday, March 13, 2024. Pennsylvania Gov. Josh Shapiro unveiled a plan to fight climate change Wednesday, saying he will back legislation to make power owners in Pennysylvania pay for their planet-warming greenhouse gas emissions and require utilities in the nation's third-largest power-producer to buy more electricity from renewable sources. (AP Photo/Gene J. Puskar)
This is the Keystone Generating Station in Shelocta, Pa., on Wednesday, March 13, 2024. Gov. Josh Shapiro unveiled a plan to fight climate change Wednesday, saying he will back legislation to make power owners in Pennysylvania pay for their planet-warming greenhouse gas emissions and require utilities in the nation's third-largest power-producer to buy more electricity from renewable sources. (AP Photo/Gene J. Puskar)
Pennsylvania Gov. Josh Shapiro speaks at a news conference at the United Association Local 524 union building in Scranton, Pa., on Wednesday, March 13, 2024. Shapiro announced he would back legislation to make power plant owners in Pennsylvania pay for their planet-warming greenhouse gas emissions and require utilities in the nation's third-biggest power-producer to buy more electricity from renewable sources. (AP Photo/Michael Rubinkam)
This is the Conemaugh Generating Station in New Florence, Pa., Wednesday, March 13, 2024. Pennsylvania Gov. Josh Shapiro unveiled a plan to fight climate change Wednesday, saying he will back legislation to make power owners in Pennysylvania pay for their planet-warming greenhouse gas emissions and require utilities in the nation's third-largest power-producer to buy more electricity from renewable sources. (AP Photo/Gene J. Puskar)
Pennsylvania Gov. Josh Shapiro speaks at a news conference at the United Association Local 524 union building in Scranton, Pa., on Wednesday, March 13, 2024. Shapiro announced he would back legislation to make power plant owners in Pennsylvania pay for their planet-warming greenhouse gas emissions and require utilities in the nation's third-biggest power-producer to buy more electricity from renewable sources. (AP Photo/Michael Rubinkam)
Pennsylvania Gov. Josh Shapiro speaks at a news conference at the United Association Local 524 union building in Scranton, Pa., on Wednesday, March 13, 2024. Shapiro announced he would back legislation to make power plant owners in Pennsylvania pay for their planet-warming greenhouse gas emissions and require utilities in the nation's third-biggest power-producer to buy more electricity from renewable sources. (AP Photo/Michael Rubinkam)