Fifteen years after the EPA said greenhouse gasses are a danger to public health, the agency finalized rules to limit climate-warming pollution from existing coal and new gas power plants.
A new version of the popular board game Catan aims to make players wrestle with a 21st-century problem: How do you develop and expand without overly polluting the planet?
The administration said it will restrict new oil and gas leasing on 13 million acres in Alaska to help protect wildlife such as caribou and polar bears as the Arctic continues to warm.
Newly discovered damage to part of the dam holding back America's second-largest reservoir has people who rely on the Colorado River worried about their ability to get the water they need.
The city of Berkeley is repealing a landmark ban on natural gas hookups in new homes to comply with a court ruling. That could slow, but won't stop, the growing electrification movement.