Rafts loaded with plants floated down the Chicago River last week, a strange sight that in decades past might have been the result of some sort of bizarre garbage spill but these days is a sure sign of the waterway’s ongoing “re-wilding.”

Following a May explosion, General Iron has put appropriate controls in place to resume its metal shredding operation, experts say. Neighbors say they have little faith in the company’s commitment to compliance.

The organization Environmentalists of Color is teaming up with the One Earth Film Fest to screen a pair of films focusing on the theme of “Outdoors While Black: Unpacking History, Reframing Safety & Taking Action.”

Mayor Lori Lightfoot’s new report on air quality shows that while air pollution is a problem across the city, it’s worse in some neighborhoods than others. What her administration is planning to do about it.

An audit by the Inspector General’s Office found numerous flaws in the Department of Streets and Sanitation’s system of clearing weeds from vacant lots, including the lack of an up-to-date list of city-owned vacant property.

July in Chicago brings scorching summer heat to the city, and often with it, poor air quality.

Eco House is planting the seeds for a homegrown flower industry on vacant lots in Englewood, Woodlawn and West Garfield Park. We learn about the mission behind this slow flowers movement.

A judge on Monday ordered the Dakota Access pipeline shut down for additional environmental review more than three years after it began pumping oil — handing a victory to the Standing Rock Sioux Tribe.

Environmental activists from the city’s Southwest Side brought their ongoing fight against MAT Asphalt to the North Side front yard of owner Michael Tadin Jr. on Thursday night.

Over the objections of environmental activists, the Illinois Environmental Protection Agency on Thursday issued a construction permit to General Iron, allowing the company to move its metal-shredding operation from Lincoln Park to the Southeast Side. 

Similar in size to the monarch, the regal fritillary is also a stunner in the looks department, but the native prairie butterfly has nearly disappeared from Illinois. To save this pollinator, we need to save the prairie.

City officials confirmed Friday afternoon that Hilco Global is now allowed to move forward with construction.

Angela Tovar, a Chicago native who grew up in the South Chicago community, has been named the city’s chief sustainability officer.

On the Southeast Side, a community deals with the aftermath of property damage and looting against the backdrop of ongoing concerns over COVID-19 and environmental pollution.

A planned demolition of a building at the former Crawford Power Plant will take place June 5, after being delayed nearly three weeks after protests erupted and the local alderman objected, company officials announced Friday.

During a 90-minute town hall Saturday, Chicago residents questioned officials about plans to demolish what’s left of the Crawford Coal Plant and Hilco Global’s commitment to the neighborhood.