Tackling greenhouse gas emissions from flights is tricky aviation-images.com/Universal Images Group via Getty
GREENWASH? The question may loom large as your hand hovers over the 鈥渙ffset emissions鈥 button on an airline website. Can you really negate the environmental damage of a flight or other polluting activity by paying to plant an extra tree here, or investing in a solar panel there? Or is carbon offsetting just a fig leaf to聽disguise our embarrassingly tiny efforts to combat climate change?
Yes and no. Carbon offsetting is no聽substitute for effective action to reduce greenhouse gas emissions, but聽well-designed schemes can be a stopgap…



