A massive carbon credit project—the second-largest in the world—has come to a halt, with the project’s operators claiming that government policies are behind the stoppage. In May of this year, Zimbabwe said it would require companies to give up half of their revenue. This change of government regulatory policy has prompted the operators of the Kariba REDD+ Project to stop all work while the matter is sorted. The project is operated by South Pole and Carbon Green Africa. “We did write soon after the government advised that…