Sierra Club

The Sierra Club released a report Monday that gave top utilities a letter grade based on climate actions. The environmental group gave Ameren a D, citing its lack of action on retiring coal.

The Veolia incinerator is listed as one of eight sites authorized by the Department of Defense to dispose of PFAS firefighting foam. The United Congregations of Metro East, the Sierra Club and other environmental organizations are suing the Department of Defense to block the potential disposal pending an environmental review.

Black St. Louisans disproportionately feel the burden of the region's environmental issues—something activists say is not an accident.

Ameren Missouri officials announced Monday that the company will invest nearly $8 billion in renewable energy over the next 20 years. Ameren plans to retire its coal-fired coal plants by 2042.

Black people and other minorities who work for mainstream environmental advocacy organizations in the St. Louis region struggle to fit in and make their ideas heard. But without them, environmental organizations are ill-equipped to serve communities of color.

The Sierra Club, the Missouri Coalition for the Environment and other St. Louis-area environmental groups have released public statements to express support for the Black Lives Matter movement. But the largely white organizations, which focus on policy and outdoor recreation, have found it difficult to address environmental problems that affect predominantly black St. Louis neighborhoods.

A federal judge on Monday ordered Ameren Missouri to install devices at its power plants in Festus and Labadie to remove harmful air pollutants. U.S.…

Mayor Lyda Krewson signed the Sierra Club’s “Mayors For 100 Percent Clean Energy” pledge on Tuesday, signaling her commitment to helping the city some day…

The St. Louis Board of Aldermen on Friday voted unanimously to approve several building codes for the city. The approved codes will establish standards…

Environmentalists plan to raise concerns at a public hearing tonight about water-quality issues caused by Ameren Missouri's Rush Island Energy Center in…