Thwaites Glacier is roughly the size of the island of Great Britain and more than 2km thick in places, PA
Thwaites Glacier is roughly the size of the island of Great Britain and more than 2km thick in places, PA
Melting of Antarctica's Doomsday Glacier 'will increase inexorably' this century
Thwaites represents more than half a metre of global sea level rise potential and could destabilise neighbouring glaciers
