Americans 'under siege' from climate disinformation – former Nasa chief scientist

Fake news spread by those with a profit motive is leaving many people oblivious to the threat of climate change, says former head of US space agency

Americans are "under siege" from disinformation designed to confuse the public about the threat of climate change, Nasa's former chief scientist has said.

Speaking to the Guardian, Ellen Stofan, who left the US space agency in December, said that a constant barrage of half-truths had left many Americans oblivious to the potentially dire consequences of continued carbon emissions, despite the science being unequivocal.