Once packaging leaves the consumer, it enters fragmented collection and sorting systems where contamination, infrastructure gaps, and market forces determine its fate.

Construction waste comes in many forms. From scrap materials such as wood, brick, metal and asphalt during construction to broken glass, concrete and rocks during demolition. Some of these materials ...

Cutting through re-inforcement bars during the dismantling a section of footbridge. (Photo by Steve Aland/Construction Photography/Avalon/Getty Images) The question ...

Researchers found a way to turn plastic waste into the main ingredient in vinegar using sunlight and a simple iron based ...