The Conversation reports on single-stream recycling, emphasizing its convenience but noting significant contamination issues ...

Our planet is choking on plastics. Some of the worst offenders, which can take decades to degrade in landfills, are polypropylene—which is used for things such as food packaging and bumpers—and ...

While plastics help enable modern standards of living, their accumulation in landfills and the overall environment continues ...

A new process to recycle existing plastics indefinitely and reduce the flood of plastics into landfills is being developed by scientists at the University of California, Berkeley. From sandwich bags ...