Is 100% green electricity achievable by 2035?

Boris Johnson has said the UK power grid should be 100% green by 2035.  But is that an achievable target? Tessa Khan, environmental lawyer and founder of Uplift, says it’s the kind of ambition “we desperately need to see”.  Plus, professor of forecasting and Innovation at London South Bank university, James Woudhuysen, argues that the Conservative government has ‘dithered’ on nuclear energy.