During the 19th century, Chicago’s sewage got dumped into the Chicago River and flowed into Lake Michigan. Because the city’s drinking water was, and still is, drawn from the lake via two mile-long tunnels, officials feared that the sewage would endanger the water supply.

ENR’s 20-city average cost indexes, wages and materials prices. Historical data and details for ENR’s 20 cities can be found at ENR.com/economics

Final version of an emissions regulation announced by U.S. Environmental Protection Agency will affect all on-road passenger vehicles, including cars, light-duty trucks and medium-duty vehicles.

Funds come from the Airport Infrastructure Grant program, created under the IIJA.

Energy Secretary Jennifer Granholm touts a critical need for energy transition at CERAWeek by S&P Global gathering but oil and gas CEOs say energy security needs to be a bigger global priority. 

The award is the largest to be offered under the CHIPS and Science Act program, Commerce Secretary Gina Raimondo said.

A commentary about seeing what's missing and what's present when it shouldn’t be. 

Finding no viable way to replace a key Rhode Island bridge structure, engineers are seeking funding for a replacement.

Hurtado Construction Co. has a history of past OSHA citations and officials said another of its employees was killed in a trench accident in 2007.

The U.S. Environmental Protection Agency has issued a final rule prohibiting ongoing uses of chrysotile asbestos, the only known form of asbestos currently imported, processed or distributed for use in the U.S.