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Health & Science3h 1m ago

New genetic evidence suggests that the decline of koalas began about 100,000 years ago due to climate shifts, predating human arrival in Australia.

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Australia

Who
researchers at the University of Sydney and Texas A&M, Toby Kovacs
What
New genetic evidence suggests that the decline of koalas began about 100,000 years ago due to climate shifts, predating human arrival in Australia.
When
Tue, 16 Jun 2026 04:28:00 GMT · 3h 1m ago
Where
Australia ·
Why
Climate shifts, specifically drying conditions across Australia, caused the koala species' first major population collapse.
The Frontline Impact

How this affects you

This finding changes how conservationists understand the risks koalas face and informs decisions about their capacity to adapt to current human-driven threats like habitat loss and bushfires.

Story chain

9 events in this thread
  1. Health & Science3h 1m ago
    New genetic evidence suggests the decline of koalas began about 100,000 years ago due to climate shifts, not early human activity.
    Open article
  2. Health & Science3h 1m ago
    New genetic evidence suggests the decline of koalas in Australia began around 100,000 years ago due to climate shifts, not human activity.
    Open article
  3. Health & Science3h 1m ago
    New genetic evidence points to a much earlier turning point in the decline of koalas in Australia, beginning about 100,000 years ago, due to climate shifts.
    Open article
  4. Health & Science3h 1m ago
    New genetic evidence suggests the decline of koalas began about 100,000 years ago due to climate shifts, rather than human activity.
    Open article
  5. Health & Science3h 1m ago
    New genetic evidence points to a much earlier turning point in the decline of koalas in Australia, beginning about 100,000 years ago.
    Open article
  6. Currently Reading3h 1m ago
    New genetic evidence suggests that the decline of koalas began about 100,000 years ago due to climate shifts, predating human arrival in Australia.
  7. Health & Science3h 1m ago
    New genetic evidence suggests the decline of koalas in Australia began about 100,000 years ago due to climate shifts, not human arrival.
    Open article
  8. Health & Science3h 1m ago
    New genetic evidence suggests that the decline of koalas in Australia began about 100,000 years ago due to climate shifts, rather than with human arrival.
    Open article
  9. Health & Science3h 1m ago
    New genetic evidence suggests the decline of koala populations began approximately 100,000 years ago due to climate shifts, predating human arrival in Australia.
    Open article

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