I extend my arguements.

PRO

Developed Countries should have a Moral Obligation to Mitigate the Effects of Climate Change

https://www.debate.org/debates/Developed-Countries-should-have-a-Moral-Obligation-to-Mitigate-the-Effects-of-Climate-Change/1/
score

BM25 score: 14.02
climate: 7.88
conclusion: 6.64 (boost 1.50, idf 6.06, tfNorm 0.73)

sourceText: 1.25 (boost 0.20, idf 2.98, tfNorm 2.09)

change: 6.13
conclusion: 5.74 (boost 1.50, idf 5.24, tfNorm 0.73)

sourceText: 0.39 (boost 0.20, idf 0.93, tfNorm 2.10)