Plastics are a wide range of synthetic or semisynthetic materials composed primarily of polymers. Their defining characteristic, plasticity, allows them to be molded, extruded, or pressed into a …

plastic, polymeric material that has the capability of being molded or shaped, usually by the application of heat and pressure.

The meaning of PLASTIC is a plastic substance; specifically : any of numerous organic synthetic or processed materials that are mostly thermoplastic or thermosetting polymers of high …

12 hours ago · While research into the health effects of plastic is ongoing, many experts avoid microwaving food in plastic containers because heat can loosen the bonds holding plastic …

May 15, 2025 · Plastic pollution poses a threat to the marine environment. It puts marine species at higher risk of ingesting plastic, suffocating, or becoming entangled in plastic pollution.

Aug 19, 2025 · Plastic coverage from Scientific American, featuring news and articles about advances in the field.

On this page, you can find all of our data, visualizations, and writing on plastic pollution. The first synthetic plastic – Bakelite – was produced in 1907, marking the beginning of the global …

Plastic pollution is a global problem. Every year 19-23 million tonnes of plastic waste leaks into aquatic ecosystems, polluting lakes, rivers and seas.

1 day ago · Scientists have long known that plastic waste is bad for marine animals. A new study quantifies how little ingested plastic it takes to be a lethal dose.

Dec 2, 2022 · Plastic pollution is a global problem that affects our natural world and its biodiversity. It impacts our environment, health, food security, and economies. An estimated …