Feed your dog insects and microwave your dinner: a 24-hour guide to going green

From borrowing clothes to switching search engines, there are ways to boost your environmental credentials throughout the day

Britons use 840bn litres of water a year showering, with some power showers using up to 15 litres a minute. Aerator shower heads, such as Lowenergie's (12.99), save water by acting as a sieve, reducing space for the water to flow through while maintaining water pressure.