It was only a matter of time, really. Ever since a Dutch court ordered Shell to cut its carbon emissions by 45 percent by 2030, it opened the gates to a lot more environmental litigation against the oil industry. And now, after the release of the IPCC's latest and expectedly alarming climate report, it seems to be a good time for more litigation. Earlier this year, a court in The Hague told Shell to reduce the carbon emissions of its products, the emissions coming from its suppliers, and those generated by people using the company's products by…