Circular Economy / Litter. It seems like such a ‘60s word, but it’s time to dust it off and rethink it — especially in the context of plastics and Life Cycle Assessments (LCAs). Start with the fact that more than 8 million tonnes of plastic enters the environment annually, much of it into our oceans. That’s almost 3 percent (and perhaps more) of all plastic produced annually. - 6 years ago