http://www.washingtontimes.com/news/2018/jul/4/south-africa-takes-lead-race-clean-coal/

JOHANNESBURG "Clean coal" is a centerpiece of the Trump administration's energy policy to revive the industry, but there are signs that researchers here may have moved ahead of their American counterparts in the race to refine and commercialize the technology.

Experiments at Johannesburg's leading university suggest that South Africa is taking the lead in achieving the dream of clean coal rather than just capturing the smoke and emissions.