Oil Corporations: Who Are The Greenhouse Gangsters? The Greenhouse Gangsters are giant oil corporations that are playing a dangerous role in both the local pollution and global warming. The five companies that are accountable for 10% of all carbon emissions are Shell, Exxon-Mobil, BP-Amoco-Arco, Chevron, and Texaco. These companies are trying to deny these environmental concerns, delay any solutions to improve the problems, and they are hoping to convince the public opinion toward believing that they are trying to work toward environmental protection and sustainable development. The WTO (World Trade Organization) and other corporate led organi