In a joint letter published on Thursday 18 February, the NGOs Zero Waste Europe and ECOS, and the European recycling industry, called on the European Commission to establish a rigorous, transparent, ambitious and circular ‘chain of custody’ method for determining recycled content in plastic products. The EU institution should also stop using a flexible ‘mass balance’ approach method, which, according to the letter’s authors, is blocking ambitions for increased recycled content in...