Tweaking Illinois' landmark energy bill would trigger more than $2 billion in wind farm construction, a state senator says. 

Illinois Attorney General Lisa Madigan joined a group of 16 attorneys general last week in urging Congress to reject the rollback of standards that combat pollution and protect air quality.

Mayor Rahm Emanuel announced Sunday a commitment to transition the city’s municipal buildings and operations to 100 percent clean and renewable energy by 2025.

Illinois and nine other states are threatening to sue the Trump administration over delayed implementation of energy efficiency standards. 

Chicago is offering grant funding to cover up to 30 percent of equipment and installation costs for new direct current fast-charging stations, which can charge electric vehicles in 20 to 30 minutes. 

Cook County is more than halfway through a multiyear project that aims to make solar energy more affordable for residents.

On Thursday, the Illinois Environmental Council released its Environmental Scorecard, highlighting the top pieces of environmental legislation (and legislators) from 2016. 

Dozens of Chicago activists met last week to plan a defense of environmental policies that appear vulnerable under the administration of President Donald Trump.

Pollution causes 10 million deaths per year, according to an upcoming report written by 50 researchers and policymakers, including Chicago-based energy experts.

Cook County is ahead of schedule on its goal to reduce greenhouse gas emissions 80 percent by 2050, a new report shows.

Organized by the nonprofit Center for Biological Diversity, Earth2Trump is a series of rallies aimed at building “resistance to all forms of oppression and all attacks on the environment,” the group states.

Donald Trump is no friend of the environment. And based on new energy use data from the city, neither is his trademark Chicago skyscraper.

Using a process similar to photosynthesis, scientists from Argonne National Laboratory and the University of Illinois at Chicago have converted carbon dioxide into carbon monoxide and hydrogen gas, which can produce methanol and diesel fuels.

There's a lobbying and advertising war going on in Illinois. No, it's not related to the state budget. It pits the state's largest producer of energy, Exelon, which is asking for a rate hike to help its struggling nuclear power plants, against wind and solar energy groups that say Exelon is merely a billion dollar corporation seeking a bailout.

In advance of airing Power to the People tonight, we speak with Johan Norberg, a senior fellow at the Cato Institute, about supplying energy to developing nations.

We dive into the research and business development that's bringing cleaner energy to the Midwest.