London Array will not go ahead with the second phase of an offshore wind farm, partly because of the time it would take to assess the impact on birds. The consortium behind the Thames Estuary development said there were "technical challenges and environmental uncertainties" surrounding the site.
London Array's wind farm is already the biggest of its kind in the world.
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Police are investigating whether a Land Rover Defender found burnt out in West Horsley was involved in Tuesday night's ram raid.
The work, called Gift Horse, replaces the giant blue cockerel that previously sat on the plinth.
50 of the country's worst pollution blackspots are in the capital. Many in places you may visit every day.