Most people don’t think of their kitchen as an environmental issue. It’s just where breakfast happens, where dinner gets made, where the family gathers. But spend a moment considering what’s actually running in there — the refrigerator going 24 hours a day, the oven heating up to 400°F multiple times a week, the dishwasher grinding through cycle after cycle — and it becomes clear that the kitchen quietly consumes more household energy than almost any other room.