Professor Martin Mayfield gives an introduction to the the reasons why it is becoming crucial for us to find new ways to reduce heat demand.

Dr Grant Wilson presents some surprising figures on where the UK's energy comes from. He goes on to introduce the thermal imaging technology and describes some of the challenges the team faced.

Dr Abigail Hathaway explains why, even though it is essential that we reduce our heating demands, the issue is far more complex than simply ‘insulating’ our buildings.