By Karl Mathiesen

UK’s chief scientist has said GM crops could provide plentiful food with less damage to the environment and at lower costs. But does that mean we should grow them? Karl Mathiesen investigates.

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The EU’s de facto ban on genetically modified (GM) crops may have caused more harm than good, according to the UK’s chief scientist.

Sir Mark Walport told MPs on the Science and Technology committee on Wednesday: “The consequence of inactions are that we are potentially, particularly in Europe, denying access to technologies that actually will potentially help feed people in ways that damage the environment less.”