NEW DELHI, Nov. 27 -- Is there a Christian perspective to Climate Change (CC)? If there isn't, there should be, because Christians, at least notionally, constitute 50 % of the world's population. Secondly, some of the worst polluters are industrialised nations that have a Christian history. Thirdly, some of the most densely populated countries in the southern hemisphere are Christian, and largely Catholic. In that sense, Christians would be directly or indirectly responsible for 80% of CC, and cannot shy away from that responsibility; guys like Donald Trump notwithstanding.

I am writing this in the post-Diwali cracker pollution in north India, where I live. It coincides with the stubble burning in the paddy fields of Punjab and adjoining...