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Aussie bushfire smoke goes stratospheric
30 Apr 2020
More than four months after it formed, a large blob of sooty dust from Australia's massive bushfires is still circling the southern hemisphere. Audio
Aussie bushfire smoke goes stratospheric
30 Apr 2020
More than four months after it formed, a large blob of sooty dust from Australia's massive bushfires is still circling the southern hemisphere.
Audio