Questions about sustainable energy Can we live on our own renewables? What would that look like? How can we make a sustainable energy plan that adds up? We need to get off fossil fuels Numbers, not adjectives Not easy; but possible All renewables are diffuse to make a difference, renewable facilities have to be country-sized The main efficiency savings are: electrify transport (electric cars) electrify heating (heat pumps) The supply options are: our renewables other countries' renewables nuclear