News that average water bills are set to rise by 4.6 per cent this year will be another bitter pill for Londoners on low incomes struggling to make ends meet.

I recently got an assurance from Boris Johnson that he will expect Thames Water to bear additional costs if the Super Sewer goes over budget.

Water metering in London is essential if we are to tackle waste and encourage more careful use of resources. However, we need to ensure this does not disadvantage the poorest Londoners. – Darren Johnson, Green Party Member, London Assembly, City Hall, Queens Walk, SE1.