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 diverse …

Mar 6, 2026 · plastic, polymeric material that has the capability of being molded or shaped, usually by the application of heat and pressure.

Mar 18, 2026 · Learn what plastics are made of, how they differ by type, and what the research says about their potential health effects.

Plastic pollution has become one of the most significant environmental challenges facing the world today. From oceans and rivers to food and drinking water, plastic waste is now found almost …

Oct 31, 2025 · Plastic products are generally versatile, durable and lightweight. Plastic products are prominent in the construction, transportation, and packaging industries. Plastic innovations …

Apr 21, 2023 · Plastic is a synthetic polymer made from various organic materials that can be molded into almost any shape. Some types of plastic are clear and transparent, like that used in disposable …

Oct 19, 2023 · From polymers to nurdles, learn how plastic is created and what we can do to slow the lasting repercussions this material will have on both our planet and our lives.

Nov 18, 2025 · Plastic coverage from Scientific American, featuring news and articles about advances in the field.

Dec 4, 2025 · UNEP supports governments, businesses, financial institutions, and other stakeholders in driving a just transition to a circular economy for plastics, helping to reduce plastic pollution and its …

In this article, we'll examine the chemistry of plastic, how it's made, how it's used, and how it's disposed of and recycled. We'll also look at some new biologically based plastics and their role in the future of …