Efficiency
New efficient radiators. Lights which are 20% brighter yet use a third less energy, and motion sensors to shut them off. Efficient boilers.
About a quarter of energy use is at home
Energy leaks with thermal imaging camera
daniel kammen carbon footprint calculator
Carbon Capture
Algeria, Sahara 18:48 In Salah. Carbon dioxide is pressurised and pumped across the desert, where they are putting it right where they started - underground. It is pushed one mile underground into the porous rock formation and effectively trapped underground
Adjusting traffic lights
http://citris-uc.org/energy/project/coolclimate-carbon-footprint-calculator/