Heat-related deaths and disruptions to daily life are forcing politicians to reckon, in different ways, with a rapidly warming planet.
Unfortunately, adaptation on its on isn't doable. It takes ending the use of fossil fuels, which are the main cause of the warming, to make adaptation affordable.
Not really, they produce heat from the electricity they consume. Everything else is just them moving heat from inside to outside, but that's net zero, since even an airtight house will have heat radiate in.