Much of the U.S. uses single-stream recycling, where plastic, glass and paper go into one bin. Here’s what happens to that ...

Used plastic bags will find a second life when they become part of a road construction project in South Sioux City.

Every week, millions of Americans toss their recyclables into a single bin, trusting that their plastic bottles, aluminum ...

While single-stream recycling is convenient, it has downsides. Contamination, such as food residue, plastic bags and items that can’t be recycled, can degrade the quality of the remaining material, ...