Lenten Carbon Fast

Day 6: What you can do today Put on a sweater and turn down your thermostat to 65° when people are home and active and 55°- 58° at night as well as when no one is home. In warm climates, raise your air-conditioner thermostat 4° or up one setting. Home heating and air-conditioning are responsible for a large portion of our carbon footprint. For more on air conditioning and alternatives, check out Losing Our Cool: Uncomfortable Truths About Our Air-Conditioned World (and Finding New Ways to Get Through the Summer).