Proponents of efforts to mitigate climate change often appeal to the “Precautionary Principle”—Principle #15 of the Rio Declaration in 1992: “In order to protect the environment, the precautionary approach shall be widely applied by States according to their capabilities … [W]here there are threats of serious or irreversible damage, lack of full scientific certainty shall not be used as a reason for postponing cost-effective measures to prevent environmental degradation.” In light of that, we … [Read more...]