Should climate be engineered? A social scientist, natural scientist discuss

The spectre of climate engineering hung heavily over the recent United Nations climate conference in Katowice, COP24

This is an article from Head to Head, a series in which academics from different disciplines chew over current debates. Let us know what else you’d like covered – all questions welcome. Details of how to contact us are at the end of the article.

Rob Bellamy: 2018 has been a year of unprecedented weather extremes around the world. From the hottest temperatures ever recorded in Japan to the largest wildfire in the history of California, the frequency and intensity of such events have been made much more likely by human-induced climate