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Archived in glaciers and ice sheets are long term records … of dustiness. Dust impacts Earth’s radiative forcing directly by … modifying the radiation budget and affecting cloud nucleation … and optical properties, and indirectly through ocean … fertilization which alters carbon sequestration.
Quantifying the contribution of solar variability to past and present climate change has been an important and controversial aspect of climate research. 10Be records from polar ice have played a key role in extending solar activity reconstructions beyond the period of direct observations of the sun.
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Ice-free ground surfaces in the Australian Antarctic Territory are sensitive to damage by artificial disturbance.
Antarctic polar deserts can be of considerable scientific interest, but can also exhibit great environmental sensitivity. A variety of factors, including Australia’s legal obligations under the Madrid Protocol, public expectations, certain research opportunities, and ethical considerations…
Heard Island contains a system of lava tube caves in a largely pristine condition which are the best developed bedrock caves known in Antarctic or Subantarctic latitudes. They require special management because of significant and sometimes fragile attributes. Use for recreation…