The physics department is offering an introductory-level class on the technology and social impact of sustainable energy. This class, called 'Energy Future' is scheduled as phys248A (SLN 17583, 5 credits), with website tinyurl.com/efuture2012. The main course text is David MacKay's terrific book "Sustainable Energy; Without the Hot Air," and will be supplemented by NAS and UN reports and by extensive media coverage on sustainability, global climate change, and related topics. All lectures will also be recorded and screencasted. Please forward this information to undergraduate or graduate students with a strong interest in sustainable energy!