Plastics producers have promoted recycling their products as an environmental solution for decades despite firsthand knowledge that it was not feasible, according to a report published Thursday. More than 99 percent of plastics are produced using fossil fuels, and of these, the vast majority cannot be “recycled” in the sense of being processed and turned into entirely new products, according to the report from the Center for Climate Integrity. Viable end markets, or businesses that buy recyclables to make new products, only exist for polyethylene terephthalate and high-density polyethylene plastic containers, according to the report. Environmental Protection Agency materials have...