The Government is set to spend £500m to encourage more drivers to use electric cars.
Under the proposals people can get grants of up to £5,000 towards the cost of an electric vehicle.
Deputy Prime Minister Nick Clegg will also set out £100m of extra investment in research and development to help the UK remain at the forefront of the new technology.
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The 650-feet long hole emerged after a water main burst near the 14th-century Ponte Vecchio bridge.
European Commission President Jean-Claude Juncker invited the former London mayor to Brussels to get a more 'accurate view of the EU'.
Heard cited irreconcilable differences as reasons for the divorce, court records show.