Chapter shows that a fuller integration of the economic theory of well-being into strategies adopted to reduce the impact of climate change could help to avoid potential conflicts between the mitigation measures applied and the consumption of energy derived from fossil fuels. This chapter moves along the path traced by Wood and Roelich (Energy Res Soc Sci 52:114-122, 2019) with their Tensions Triangle Theory, but aims to develop it further from an operational point of view, showing how contemporary ecological tax reforms, if inspired by the Capabilities Approach, could more effectively contribute to achieving an inclusive, sustainable, accessible, and secure global energy system, that provides solutions to energy challenges and, at the same time, creates value for business and civil society as a whole, without compromising the balance between the three fundamental elements of the tensions triangle described by Wood and Roelich. In particular, this chapter aims to show how the enlargement of the tax area according to new criteria of distributive