Plenty of fish in the sea? -- What is overfishing? -- Factory fishing -- Death and destruction -- No more cod and chips: the North Sea 2020 -- Sea animals in danger -- Villages deserted: West Africa 2030 -- Are fish farms the answer? -- Consequences of fish-farming -- Starving billions: South-East Asia 2040 -- Can fishing be sustainable? -- It can be done: Iceland 2050 -- Will fishing survive?.