 He also critiques the Kyoto Protocol and the practical difficulties of reaching a global agreement.Next, he presents an analysis of the different technologies and market alternatives being implemented and available to reduce emissions, concluding with his proposal of a carbon tax across the board, together with the reduction of other taxes to compensate for the extra revenues.The book closes with a discussion about the discount rates used by the IPCC and the Stern Review in their economic analysis, with a more detailed discussion on the latter.