We’ve got a plastic problem — and spider silk may be the solution

Plastics are very useful materials. They’ve contributed significant benefits to modern society. But the unprecedented amount of plastics produced over the past few decades has caused serious environmental pollution. Packaging alone was responsible for 46% out of 340 million tonnes of plastic waste generated globally in 2018. Although plastic recycling has increased significantly in recent years, most plastics used today are single-use, non-recyclable and non-biodegradable. The demand for