Dates are all to do with what you think you can get away with .............. 1C, 2C, 3C.......
The planet is warming naturally, the rate of warming has increased due to industrialisation since 1700 and TBH there isn't much we can do about it medium term. The sea levels WILL rise, deserts will spread and the ice cap will shrink. But then again much of Canada and Russia will be available for crops and settlement.
It means vast movements of population - and don't think they can be stopped
I don't think buying an electric car will make any difference whatsoever