The Clean Energy Jobs Act aims to move Illinois to 100 percent renewable energy by 2050 while modernizing the state’s transportation sector and creating thousands of new jobs.

Mayor Rahm Emanuel announces a plan for transitioning Chicago buildings to 100 percent renewable energy by 2035. But community advocates say the plan ignores existing environmental threats in some parts of the city.

The Chicago area’s wastewater treatment agency says it is ahead of schedule in its efforts to combat climate change. 

State Rep. Will Davis plans to file legislation this week that he says would expand the state’s share of renewable energy to 40 percent of total energy sources by 2030.

The clock hands didn’t move this year, but that’s no “sign of stability,” says Rachel Bronson, president and CEO of the Bulletin of the Atomic Scientists. Instead, she calls it a “stark warning.”

The move by Illinois’ new governor marks a sharp departure from his predecessor, former Gov. Bruce Rauner, who made little to no mention of the state’s role in curbing carbon emissions that most scientists agree contribute to global warming.

A $2.5 million award to address climate change will help Chicago expand bike-share programs to all parts of the city, according to the mayor’s office.

The mega-retailer says plans to install solar panels at nearly two dozen sites across Illinois will represent a 25-percent increase in the state’s current solar capacity.

Chicago-based environmental group Openlands has received a $1 million grant to address climate change by planting new trees and recruiting residents to protect them. 

A United Nations report warns catastrophic consequences from global warming could come as early as 2040. Local scientists share their perspectives.

A renowned astrophysicist explores the challenges facing Earth – and the prospect of life beyond it – in his new book “On the Future.”

Local public health experts are set to testify at a Chicago hearing next week on the Trump administration’s proposal to repeal the Clean Power Plan, which established limits on pollution from power plants. 

Pull over to the side of the road and consider the world-ending event taking place before your eyes. That’s essentially the message conveyed by the newest piece of public art on display at Navy Pier.

Chicago has become the seventh city in the world to receive top-level certification for its sustainability efforts focused on green buildings.

About 2 million people visit the Indiana Dunes each year for its hills of sand and sprawling beaches. But the beloved site on the southern shore of Lake Michigan is changing – and not in a good way.

Six students from the University of Illinois at Chicago are starting the fall semester a little early – and a couple thousand miles from campus.