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

Think before your print. Reducing the amount of material you print has a long list of benefits including saving paper, chemicals and electricity. More and more offices and industries are going paper free, so think about how you can reduce any printing you do.

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.

Thermostatic radiator valves (TRVs) help ensure your heating is evenly distributed where you need it. Check them to make sure they are set properly so each area reaches the temperature you need and gets no hotter.

Some vulnerable people need to keep their homes warmer than normal. However, most of us can save money and energy by dressing for the weather and putting on a jumper before turning up the heating.

Switch off radiators in any rooms you are not using regularly and keep internal doors shut to save energy.