The issue focused on climate change and climate scientists who argued that scientists should have access to scientific literature before presenting scientific arguments for climate change. Scientists argued that scientific literature should not be subjected to peer review because scientific literature must be scientifically rigorous before being accepted by scientific journals. Scientists argued that peer review must include peer reviewers who were knowledgeable about climate science and scientific literature and could analyze scientific literature for peer review purposes. Scientists argued that peer review must include peer reviewers who had relevant expertise and expertise in climate science and scientific literature.