Use a microwave. Generally a microwave oven is the most efficient way to heat up and cook food.

Fitting a new insulating jacket to a bare hot water tank can save over £100 per year. Costing just a few pounds, the investment can pay itself off in a few months.

When cooking you can often use the residual heat to to save energy if you switch your cooker off just before you finish cooking. However, you still need to make sure that your food is properly cooked through.

Still using tungsten, halogen or fluorescent bulbs? Changing to LED lighting can save energy and money.

Make sure your pans fully cover the rings on your hob to use all of the heat being provided. Use the right sized ring for the pan you are heating.

Make sure you get your boiler properly serviced every year by a competent person. It will keep you warm, safe and make sure it is working efficiently.

Fill a jug with tap water and leave it to cool in your fridge. You’ll save water by not having to run the tap for ages to get a cold drink.

Wash fruit and vegetables in a bowl, not under a running tap, to cut water use. Use the leftover water for your houseplants or patio pots.