The chief executive officer of an oil and gas company must decide whether he wants to invest heavily in reducing greenhouse gases. Specifically, Suncor Energy must evaluate whether it should invest $425 million in carbon capture and storage or wait until there is greater certainty in the political, social and business environment. The case will help students develop skills of analyzing business decisions under higher environmental uncertainty, especially when the outcome is a long-term goal. Further, the issues presented in the case open up discussions about climate change and the interaction between business actions and societal expectations. There is also an opportunity to speak about the interaction between business and public policy.