A landmark investigation into climate change transformed public understanding of corporate accountability. Reporting for InsideClimate News, Neela Banerjee led the ExxonKnew series, which revealed that Exxon scientists had long understood the dangers of global warming while the company publicly questioned the science. The investigation became a Pulitzer Prize finalist, sparked government inquiries, and helped reshape the national conversation around climate responsibility. It remains one of the most influential environmental investigations in modern American journalism.