More ambitious actions may not recoup the outlay needed in savings, but you may choose to take these steps if you really want to do your bit to combat climate change.

• Install solar panels for hot water or photovoltaic solar panels for electricity    
• Dry-line and externally insulate all external walls       
• Install bio-fuel heating e.g. woodchip boiler or wood-burning stoves       
• Replace all windows with high performance, double-glazed units       
• Install your own wind-turbine       
• Insulate underneath the ground floor       
• Fit a composting loo
• Install a rainwater harvesting system    
  
• Create a turf or sedum roof       
  
• Install a ground source heat pump.