United Kingdom, June 11 -- UN Environment published an unusually stark critique of carbon offsetting on Monday.

On Tuesday, the article was taken down, following queries by Climate Home News.

In the original article, archived by the Wayback Machine, a climate specialist at the UN organisation warned against considering carbon offsets as "our get-out-jail-free card".

"The era of carbon offsets is drawing to a close," Niklas Hagelberg wrote. "Buying carbon credits in exchange for a clean conscience while you carry on flying, buying diesel cars and powering your home with fossil fuels is no longer acceptable or widely accepted."

Since 2008, UN Environment has claimed to be climate neutral, based on buying carbon credits from a scheme admin...