Two of the state’s largest utility companies have come to an agreement that will let them present a united front when they argue before state regulators for the construction of a new power plant in southern Wisconsin.

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Alliant Energy Corp. has announced its plan to close its coal-fired power plant in Cassville by the end of the year.

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Alliant Energy is studying solar-energy technology in a project outside its Madison headquarters.

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Amid tepid annual increases in energy use in Wisconsin, Alliant Energy is asking regulators for permission to sink $750 million into building a new power plant near Beloit.

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Madison-based Alliant Energy Corp. says it will ask the state for permission to build a large natural-gas fired plant near Beloit.

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Dane County’s executive is warning that a local utility company’s electrical-rate request would make it much harder to afford projects similar to a large solar array atop the county airport’s maintenance garage.

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Officials with We Energies say they're making progress in restoring power to customers in southeastern Wisconsin, but outages are expected to persist into Wednesday

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Another round of severe storms knocked down trees and power lines in and around Madison on Wednesday, a day after tornadoes caused extensive damage in the area.

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A possible tornado tore roofs from houses and blew down part of an elementary school in the Madison area early Tuesday, the National Weather Service said. No serious injuries were reported.

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Wisconsin has cut its carbon dioxide emissions by more than 10 percent in less than a decade. Let's keep going.

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