1. Climate change: observed impacts on planet earth, 2nd ed., Editor Letcher TM, Elsevier, 2016.
2. Available from: http://fes.nationalgrid.com/fes-document/ or http://www2.nationalgrid.com/uk/industry-information/future-of-energy/future-energy-scenarios/.
3. Available from: http://www2.nationalgrid.com/UK/Industry-information/Future-of-Energy/FES/summer-outlook/.
4. Available from: https://www.solar.sheffield.ac.uk/pvlive/.
5. Available from: https://twitter.com/ngcontrolroom?lang=en.