Sprite is retiring its green plastic bottles after more than 60 years. Coca-Cola said Wednesday it's changing the packaging from green to clear plastic beginning August 1 as part of broader efforts to become more environmentally responsible. Sprite's current plastic contains green polyethylene terephthalate (PET), an additive that can't be recycled into new bottles, a key initiative for the company as it looks to reduce plastic waste. "Taking colors out of bottles improves the quality of the recycled material," Julian Ochoa, CEO of R3CYCLE, a plastic group helping Coca-Cola improve its recycling, said in a statement. "When recycled, clear PET...