Making Methane from Microbes (1 of 2) (IMAGE) Stanford University Caption Stanford post-doctoral fellow Svenja Lohner, left, and Professor Alfred Spormann. Their research, along with the work of others, could help solve one of the biggest challenges for large-scale renewable energy: What to do with surplus electricity generated by photovoltaic power stations and wind farms. Credit L.A. Cicero, Stanford University Usage Restrictions Photographs, videos and other images provided by the Precourt Institute for Energy at Stanford University are to be used - with appropriate credit - for editorial purposes only. Flopping, editing, altering or otherwise embellishing these images in any way that changes the images' editorial content is prohibited. Photographs and images provided for web use must be resized to low resolution. Permission is for one-time use only. Supplied photo/video/image file must be deleted after use. License Licensed content 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.