Electricity network is not up to widespread use of electric cars yet, however I'm sure it could be given time.
There is absolutely no way electricity from renewables can provide the amount of energy needed to power the recharging of thousands of cars. The increase in power required after rushhour would make the eastenders demand surge look tiny. The only renewable source capable of supplying a significant amount of energy reliably and when required is hydropower, Norway, Scotland and Wales could be ok but the rest of us in England would need something else. Nuclear power can provide huge amou