Our Weekend Watch shines a spotlight on government activity.
Pollution from cars, trucks and planes has overtaken coal plants as Illinois' single-biggest source of carbon dioxide emissions.
And Governor Pritzker has pledged to reduce these planet-warming greenhouse gases.
Brett Chase from the Better Government Association stopped by ABC7 Chicago to talk more about the issues.
For more articles from the Better Government Association, visit www.bettergov.org/
Weekend Watch: Global warming contributors in Illinois
BETTER GOVERNMENT ASSOCIATION