52 Weeks to Make the World a Better Place: Week 35 - Walk more

Having a car doesn't mean that you're compelled to use it every time you leave the house: for those short trips (e.g. to the village shop), why not walk for a change, if the weather's OK? It cuts down on the atmospheric pollution (short journies are the worst) and gives you some vital exercise for free. Much better than doing some boring repetitive task in a poncy 'gym'!