Allbirds proposes its open-source Carbon Footprint Calculator to fight greenwashing

On April 22, with the celebration of Earth Day, Allbirds will release an open-source version of its Carbon Footprint Calculator on Freethefootprint.com. “For too long, many brands have focused on marketing sustainability rather than actually implementing holistic, high-impact solutions — and to an extent, it’s worked,” said Joey Zwillinger, co-founder ...