Making small lifestyle changes can make a big difference to our planet. Sustain is full of advice and information to help you take a more eco-friendly path. Recycling, reusing and shopping at farmers' markets are a good start, but cutting down on the use of poisonous chemicals is just as important - it's perfectly possible to clean a house using nothing more than lemons, bicarbonate of soda, vinegar and plain water. Old-fashioned tips passed down through generations are complemented by newer ideas and innovations.