Ultimately, the choice a global mitigation pathway reflects political, economic and ethical considerations as much as scientific ones. (gdrights.org)
Each case begins with the selection of a reference mitigation pathway; this choice corresponds to a certain level of ambition and level of risk of exceeding 2 °C. (sei.org)
And this, of course, is why the subject of ambitious mitigation pathways is so fraught, and so crucial. (gdrights.org)