From installing a heat pump to turning down the heating, there is a raft of changes around the home that can help the planet .

"Switching from a gas or oil-powered heating system to an electric heat pump makes a considerable difference," according to Dr Neil Jennings, an academic from Imperial College London.

We can change our homes by improving insulation in our walls, ceilings and windows.

Draught-proofing is one of the cheapest and most effective ways to save energy, according to the Energy Saving Trust (EST) . This involves blocking up unwanted gaps that let cold air in and warm air out, such as around windows, doors or skirting boards.