Turning Landfill Gases Into Clean Energy (image) American Chemical Society Share Print E-Mail Caption Researchers have devised a catalyst that could one day turn the smelly gases at this landfill in Niterói, Brazil, into clean hydrogen fuel. Credit Luiz Almeida Usage Restrictions Please credit Luiz Almeida. Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.