Several environmental groups intend to sue Alliant Energy’s Iowa affiliate, claiming it is discharging polluted groundwater ...

Reducing methane emissions from oil and gas, agriculture and waste sectors can improve public health and slow global warming. Here’s how that can be done.

Environmentalists say Senate Bill 89 still guts pollution protections for streams and many drinking water supplies.

Depending on the different pollutants in the air, like pollen or wildfire smoke, some days can be easier to breathe than others for Oklahomans.