A WBEZ–Chicago Sun‑Times probe found Illinois’ excessive‑idling law is rarely enforced while downtown residents report daily diesel plumes from idling buses and trucks. City departments issued most local tickets, but the state produced almost no citations.

Wisconsin reached a $10 million settlement with Tyco and Johnson Controls to fund wells and cleanup in Marinette; residents and advocates say the payout falls short. The deal must be approved by a judge and remains subject to DNR oversight.

FIU wind‑tunnel tests show properly placed trees can cut wind pressure on parts of a home by up to 50%, but species and placement also affect risk.