Stratospheric Ozone Depletion Practice Test

A student reads: “Bromine from halons is especially effective at ozone destruction.” If two compounds release equal numbers of halogen atoms in the stratosphere, why might halons be particularly concerning for ozone depletion?

A student compares two international agreements: one targeting climate change and one targeting ozone depletion. Which feature is most associated with the ozone agreement’s success story described in many textbooks?