Is the Exxon investigation a witch hunt?
09:18Harvard Professor Naomi Oreskes discusses the evidence in the investigation into whether Exxon Mobil mislead its shareholders in the 70s about what they knew on climate change.
Harvard Professor Naomi Oreskes discusses the evidence in the investigation into whether Exxon Mobil mislead its shareholders in the 70s about what they knew on climate change.
