Heard of Google Answers? Sure, its not around anymore, but it was a good concept. I recently came across another, similar service - that will try and answer your questions - for a price. And yes, there are others that do this as well - like Amazons Askville. But even if you dont need to pay for an answer, to a question you may have - its still interesting to browse some of the questions/answers. Some with conclusions you can already determine yourself:
biofuels are not causing an increase in greenhouse gases
Biofuels increase greenhouse gases
Why do none of the big UK energy companies offer 'energy services'?
Hydrino / Hydrino Theory / Shrunken Hydrogen