Boris Johnson has defended his idea of building an island in the Thames Estuary, saying that a third runway at Heathrow would be "obsolete" by the time it was built.
He added that today's report made plain that advocates of this solution were effectively calling for a four-runway Heathrow, which he said would be "environmentally and politically undeliverable".
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The Foreign Secretary has defended his decision to miss a crucial Commons vote on Heathrow expansion.
The 15-year-old from Grays in Essex was killed after a fight started at a birthday party.
Launching on 27 June, the exhibition will include works from renowned artists including Sarah Lucas, Thomas J Price and Sean Scully.