The eyes of the world are on BP after the disaster that left oil spewing into the Gulf of Mexico…But campaigners accuse Big Oil of an appalling track record elsewhere in the world…[C]ritics say oil companies are taking ever-increasing risks to cash in on yet another bonanza…Nigeria is a case in point…Farmers allege that spills from Shell pipelines have contaminated their land and fishing ponds, and have destroyed their livelihood…Shell argues that the ruptures to its supply lines are, in the main, the result of sabotage, and that any damages claims should be heard in the Nigerian courts…In Kazakhstan, Friends of the Earth is worried about the environmental, social and health effects caused by the development of the Kashagan oilfield. The consortium behind the project includes…ExxonMobil, Shell and Italy's ENI…All the companies deny they have behaved irresponsibly. [also refers to Chevron, Cairn Energy]