If Big Oil was covering up global warming, they did a very bad job at it. The impact of  has been talked about since the 80s and the estimates of the impacts have not really changed in thirty years. Global warming gets wide attention in the media, and if anything is hyped up and exaggerated. Greenhouse warming has been no secret. … Big oil has provided a high-quality product at a declining price (considering inflation) that is demanded by virtually everyone. Yes, even environmental activists, who often are big travelers. If their products were not demanded, they would go out of business, like others before them o paraphrase Shakespeare: ‘the problem dear environmentalist is not in the oil companies, but in ourselves for demanding their product’.