The park's "small, nimble" rats use the park's trash containers as lunch boxes, said Dena Libner, a spokeswoman for the conservancy.

WSJ: Trash Talk in New York City's Central Park

Additionally, the conservancy plans to replace the park's more than 300 plastic trash cans with slatted aluminum containers.

WSJ: Trash Talk in New York City's Central Park

Clorox, which uses plastics for bleach containers and its Glad trash bags, plans to offset higher materials costs by hiking prices in January on 40% of products.

FORBES: Gasp

In fact, in several stadiums they already have, moving the cups and plates to compostible versions and removing (yes, removing) 90% of the trash bins, replaced with recycling containers.

FORBES: The Green League: CSR Hits Pro Sports

Polystyrene foam, sometimes sold under the brand name Styrofoam, has long been popular among restaurateurs for lightweight, heat-retaining containers, but environmentalists complain it takes years to break down in trash.

WSJ: Foam cups, containers eyed amid NYC recycling push

Seven years later and with the help of an international team of like-minded climbers, eight tons of trash -- much of it with Japanese labels -- have been removed, including more than 400 discarded oxygen containers.

CNN: Ken Noguchi: Scaling environmental heights