Phase two would cover an area of over 16 sq m (40 sq km) along the eastern boundary of the phase one area.

BBC: RSPB to oppose windfarm plan in Thames estuary

When completed, the London Array will be one of the world's largest offshore wind farms covering an area of 90 sq m (232 sq km) between Margate and Clacton.

BBC: RSPB to oppose windfarm plan in Thames estuary

Such meteor strikes are rare in Russia but one is thought to have devastated an area of more than 2, 000 sq km (770 sq m) in Siberia in 1908.

BBC: Meteorite fragments found in Russia's Urals region

The Chase covers an area of 26 sq m (41.8 sq km) and it is estimated it is home to about 700 fallow deer, 150 red deer plus an unknown number of muntjak deer.

BBC: Cannock Chase deer poaching 'increases for Christmas'

It has an average elevation of 3, 000 m (9, 900 ft) and the ice is typically 4 km thick.

BBC: Internet to reach South Pole

Since 1996, energy balance measurements have been carried out in the vicinity of the mean equilibrium line 5150 m a.s.l. on Zongo Glacier 2.1 km .

UNESCO: Dublin Core