Allow me to introduce you to Devilstower. He writes very credibly on a variety of subjects but some of the best stuff I've read by him are two posts on the oil industry and several on the evidence that we are killing the planet. These posts require your time - some are very long - but the information is unbelievable and the writing is stellar. Somehow Devilstower can take the most complex information, garnered over a lifetime of experience, and make it understandable to people like me who possess only a willingness to learn.
On the oil industry:
On the impending death of the planet: