In which decade was the ozone hole over Antarctica discovered?

Which chemical compounds were primarily responsible for the formation of the Antarctic ozone hole?

Ice cores drilled from the Antarctic ice sheet can provide climate records dating back how far?

Which country operates the Amundsen-Scott South Pole Station?

Antarctica has yielded thousands of meteorites. Why is it considered a particularly good place to find them?

What is the name of the Russian research station in Antarctica where the lowest temperature on Earth was recorded?

Scientists study ice cores from Antarctica primarily to learn what information?

Lake Vostok, buried under nearly 2.5 miles of ice, may contain what?

Which option best describes the primary mechanism of ice loss in West Antarctica?

Which international agreement led to the phase-out of CFCs and contributed to the partial recovery of the Antarctic ozone hole?