The sources for and uses of energy are some of the most pressing and influential questions to be answered by industry and science today. The search for alternative fuels is a major part of this endeavor. Here is an interesting interview with Bill Gates on this topic. https://www.wired.com/2011/06/mf-qagates/ Here are some questions to consider in your discussion of the topic of Energy use in the 21st century: Is ethanol a good alternative to petroleum fuels? And is using corn to produce ethanol the right method? Where do you think we will be in 50 years on this issue? Find a reference that discusses an alternative fuel. Tell us what the article says about it and include your article as a reference.