It’s time to make more productive use of the sea, says John Forster.

John Forster

What should we expect from marine aquaculture in the future? Will it serve simply to top up supplies of fish and shellfish from capture fisheries, as it does now and as is mostly assumed, or does it promise something more?

There will be around 9.1 billion people on Earth by 2050 and traditional farming might not be able to produce enough food for them. Limited fresh water and arable land will constrain agricultural growth, while growing affluence in developing countries will add to the challenge as people eat more meat or turn food crops into biofuel. Therefore, ‘Will the oceans feed humanity?’ (PDF)
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