Cars Vs. Planes: Which Emits More Carbon? (Which Sins Worst?)

Eco-activists often indict air travel as a carbon-spewing threat to the global climate. Worldwide, commercial jets pour an estimated 700 million tons of carbon dioxide into the atmosphere each year, leading to headlines like this one in The New York Times not long ago: “Your Biggest Carbon Sin May Be Air Travel.” But it turns out that… …read more