Title: Managing in a variable and changing climate Peter Hayman South Australian Research and Development I
1Managing in a variable and changing
climatePeter HaymanSouth Australian Research
and Development Institute
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3World food shortage. Australian Agricultural
production reduced 25 by 2080. Four degrees
warming
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7Indian Ocean Dipole
ENSO
Bureau of Meteorology Water and the Land
Southern Annular Mode
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10Goyders Line
We all live on a boundary.
11 12Minnipa
Drought is a mismatch between agriculturalists
expectations of climate and what is happening
13Is this drought or aridity drought or drying
variability or change cycle or shift.
14What destroyed the sand castle? The wave or tide?
15What destroyed the sand castle? In a variable and
changing climate it will always be hard to
distinguish between extreme events (wave) and
trends (tide)
16Minnipa
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18Challenge of a non stationary climate
19National Rainfall change 2030 Annual
205 decline in rainfall
10 decline
20 decline
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23 David Cash William Clarke JFK school of
Government, Harvard.
- Salience is the climate information relevant to
my decision context - Credibility does the information have
credibility- would peer climate scientists agree. - Legitimacy whose interests were at the table
when information was developed and communicated