US airline to go carbon neutral on all domestic flights in 2020

JetBlue has announced that it will offset carbon dioxide emissions from jet fuel for all domestic flights beginning in July 2020, making it the first major US airline to take the step toward reducing its contribution to global warming.

The truth about airplane carbon offsetting

A 2017 report for the European Commission looking at carbon offsetting found that 85% of offset programs failed to deliver "real, measurable and additional" emission reductions, and noted that some projects would have happened anyway.