Sponging Up Plastic Pollution – Hakai Magazine

Microplastics in the Chesapeake Bay Watershed: Microplastics from the Rhode River are pictured at the laboratory of Dr. Lance Yonkos in the Department of Environmental Science & Technology at the University of Maryland in College Park, Md., on Feb. 6, 2015 (Photo by Will Parson/Chesapeake Bay Program CC BY-NC 2.0 DEED via Flickr).

For millennia, humans have used dried natural sponges to clean up, to paint, and as vessels to consume fluids like water or honey; we’ve even used them as contraceptive devices. Whether synthetic or natural, sponges are great at ensnaring tiny particles in their many pores. And as scientists around the world are beginning to show, sponges’ cavity-filled forms mean they could provide a solution to one of our era’s biggest scourges: microplastic pollution….

The overwhelming plastic waste Hawaii visitors leave behind – SFGATE

"Liquid Avalanche" Sandy Beach in Oahu, Hawaii (by Floyd Manzano CC BY 2.0 via Flickr).

Plastics like in-room toiletries provided by resorts, plus to-go containers and cutlery provided by restaurants, are used and discarded by guests day after day. A single hotel chain can use hundreds of millions of little bottles of shampoo and conditioner every year.

When visitors leave, a lot of these items end up in the trash, yet Hawaii doesn’t have the infrastructure to recycle the immense amount of plastic left behind…