Politics Farhad Manjoo: Private jet travel is booming. And shameful. And we’re all paying for it. At least one Patriotic Millionaire says he ‘just can’t continue to do it.’
Newsletter Supersonic aviation program could cause ‘climate debacle,’ environmentalists warn In a letter to NASA’s administrator, environmental advocates call for “rigorous” independent analysis of the climate implications of putting supersonic passenger jets back in the sky.