Science under fire from 'merchants of doubt', says historian Oreskes
Scientists are facing an uphill battle to warn the public about pressing issues due to dissenters in their ranks who intentionally sow uncertainty, says a US historian.
These naysayers -- some of whom are paid by interest groups -- have helped undermine action on vital problems despite evidence of the need to respond, said Naomi Oreskes, a professor of history and science studies at the University of California at San Diego.
They sap convictions by endlessly questioning data, dismissing experimental innovation, stressing uncertainties and clamouring for more research, she said. Over the last half-century, they have helped weaken legislative action or brake political momentum on tobacco, acid rain, protection of the ozone layer and climate change....
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