Sustainable thinking

❚ Starbucks. The chain set aside $10 million to award grants to inventors in the quest for a compostable coffee cup.

❚ Dunkin’ Donuts. It plans to eliminate plastic foam cups from all its locations worldwide by 2020.

❚ Chipotle Mexican Grill. It says it will cut waste from packaging and leftover food destined for landfills in half by 2020 and initiate recycling at all its locations.