disaster_melbourne
Differences
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| disaster_melbourne [2025/09/01 11:52] – [Collapse of Antarctic sea ice] gary1 | disaster_melbourne [2025/10/11 01:10] (current) – [Collapse of Antarctic sea ice] gary1 | ||
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| * increased regional warming from Antarctic sea ice loss | * increased regional warming from Antarctic sea ice loss | ||
| * reduced marine life with severe impacts on penguins, plankton, and fish | * reduced marine life with severe impacts on penguins, plankton, and fish | ||
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| + | =====Supernova explosion===== | ||
| + | *this is ZERO risk (unlike 41,000 yrs ago when a supernova may have impacted mammoths, or perhaps another one 13,000 yrs ago which may have ended the megafauna) | ||
| + | *there are no stars likely to go supernova in the next 1000 years within the 250 light year distance that would impact life or the environment | ||
| + | *the closest likely supernova is Betelgeuse which is a safe 400-600 light years away | ||
disaster_melbourne.txt · Last modified: 2025/10/11 01:10 by gary1