Business Alternative Energy WTTW News | July 26, 2011, 7:00 pm Chicago has become an alternative energy hub. We talk to one of its pioneers about the economic impact of green energy. More on the Story: Tips on greener living & energy usage slideshow More on Michael Polsky More on Barry Matchett More on Naynika Chaubey Environmental Law & Policy Center The Clean Energy Supply Chain in Illinois Chicago Sun-Times article Chicago Tribune article Thanks to our sponsors: View all sponsors Thanks to our sponsors: View all sponsors Related Stories John Ballantine, WTTW-WFMT Trustee and Former Bank Executive, Dies at 80 Officials Celebrate Completion of $25M Project to Improve Accessibility at CTA Green Line Station in Austin US Job Market Stalled in July as Employers Cut 23,000 Jobs, Delivering Political Setback to Trump Pritzker Signs Laws Regulating How Social Media Platforms Interact With Children Trump’s 50% Tariffs on Canada Risk Igniting a Fresh Trade War US Gas Prices Back Up to an Average of $4 a Gallon Nationwide, $4.35 in Cook County as Iran War Heats Up Sign up for our morning newsletter to get all of our stories delivered to your mailbox each weekday. View the discussion thread. Thanks to our sponsors: