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Alliant Energy is making the switch from coal to natural gas at some of its generating stations.
Carbon dioxide concentrations in the atmosphere grew at a record rate in 2016.
A group of older women formed in Iowa City agitates for clean energy.
Iowa’s largest solar garden goes online.
Fertilizer might be causing less plant diversity in Iowa.
Strips of prairie grass reduce pollution from farm fields.
Industry will need to step in when renewable energy incentives disappear.
Cameras and computers could help farm machinery reduce the amount of chemicals sprayed on fields.
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