1 Subjects: “...radiation mechanisms: non-thermal...”

2 Subjects: “...radiation mechanisms: nonthermal...”

3 Subjects: “...radiation mechanism: non-thermal...”

4 Subjects: “...mechanics...”

5 “..., the data, the models, and the unknowns behind each mechanism by which solar variability may impact climate...”

6 “... suggested. If primordial gravitational waves are detected in the future, the mechanism for realizing...”