"The Supreme Court on Tuesday ruled that Maryland overstepped its authority when it implemented a program to subsidize construction of natural-gas-fired power plants."

"Interior Secretary Sally Jewell called Tuesday for major changes in how the country handles conservation in an effort to modernize efforts to protect public land."

"More than half of the US population lives amid potentially dangerous air pollution, with national efforts to improve air quality at risk of being reversed, a new report has warned."

"The House Appropriations Committee voted Tuesday to approve bills to fund the Agriculture and Energy departments and the Army Corps of Engineers."

"An as-yet-to-be-introduced bill that would extend a freeze on Ohio’s renewable-energy requirements for an additional three years is already drawing opposition."

"The Senate on Tuesday revived a bill that would promote a variety of energy sources, from renewables such as solar and wind power to natural gas, hydropower and geothermal energy."

"Michigan's attorney general will announce criminal charges Wednesday against two state regulators and a Flint employee, alleging wrongdoing related to the city's lead-tainted water crisis, according to government officials familiar with the investigation."

"While falling oil prices have slowed production from North Dakota's oil and natural gas fields, a company sees that lull as the perfect opportunity to build a crude oil refinery in the state. However, its proposed location just three miles from Theodore Roosevelt National Park has raised concerns from the National Park Service and conservation groups about how it will impact the park."

"The Environmental Protection Agency has released a major upward revision to its estimates of total emissions of methane, a hard-hitting if short-lived greenhouse gas, in an annual inventory that the agency submits to the United Nations. The revisions will further up the stakes in a political battle over regulations that the agency is preparing to issue that could affect operations at thousands of oil and gas wells."

"Global warming attribution studies consistently find humans are responsible for all global warming over the past six decades."