As more cities sue oil and gas companies over climate change, industry steps up its attacks - ThinkProgress.org:

As more and more cities are filing lawsuits against fossil fuel companies for their role in perpetuating climate change, the fossil fuel industry and its allies are responding with counterattacks in the courtroom and in the court of public opinion. ....
https://thinkprogress.org/climate-liability-lawsuits-industry-counterattacks-b2f04bce26bb/