How does the sun's magnetic field affect weather and climate?

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Discussion Overview

The discussion centers on the potential impact of the sun's magnetic field on weather and climate, particularly in relation to droughts and ocean cycles. Participants explore various studies and correlations between solar activity and climatic parameters in different regions, including Australia and Italy.

Discussion Character

  • Exploratory
  • Technical explanation
  • Debate/contested

Main Points Raised

  • Some participants reference a study suggesting that the sun's magnetic field significantly influences weather patterns and droughts, independent of the greenhouse effect.
  • Others discuss the correlation between solar activity and ocean cycles, specifically mentioning the North Atlantic Oscillation (NAO) and its relationship with solar activity and regional climate variability.
  • A participant notes the decline in the Earth's magnetic field strength over the past 150 years and its potential relevance to the discussion.
  • Some participants express a need for access to specific research papers to further investigate the claims made in the discussion.

Areas of Agreement / Disagreement

Participants present multiple competing views regarding the influence of the sun's magnetic field on weather and climate, and the discussion remains unresolved with no consensus reached.

Contextual Notes

Limitations include the reliance on specific studies and the need for further access to research papers to substantiate claims. The discussion also reflects uncertainty regarding the mechanisms linking solar activity to climatic effects.

wolram
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http://www.sciencedaily.com/releases/2008/12/081202081449.htm

ScienceDaily (Dec. 3, 2008) — The sun’s magnetic field may have a significant impact on weather and climatic parameters in Australia and other countries in the northern and southern hemispheres. According to a study in Geographical Research, the droughts are related to the solar magnetic phases and not the greenhouse effect.
 
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Thanks Wolram.

The correlation between solar activity and ocean cycles on local effects has been studied http://www.agu.org/pubs/crossref/2008/2007JD009157.shtml:

...The North Atlantic Oscillation (NAO) is detected as potential link between the Sun and Po River discharges, since it is significantly correlated with both solar activity and the decadal variability in the north Italian climate. In particular, positive (negative) NAO anomalies, which are associated with comparatively lower (higher) Po River discharges, are assessed to alternatively correlate at decadal timescales either with t or with the Earth’s geomagnetic activity (GA), which closely follows sunspot activity...
 
wolram said:
http://www.sciencedaily.com/releases/2008/12/081202081449.htm

ScienceDaily (Dec. 3, 2008) — The sun’s magnetic field may have a significant impact on weather and climatic parameters in Australia and other countries in the northern and southern hemispheres. According to a study in Geographical Research, the droughts are related to the solar magnetic phases and not the greenhouse effect.
The Earth's magnetic field must also play a role and this has declined in strength by ~5% in the past 150 years.
 
I only have access to the September issue of Geo Res. Does someone here have the actual paper?
 
Gokul43201 said:
I only have access to the September issue of Geo Res. Does someone here have the actual paper?

Sure Gokul; just Pm me a mail box.
 
Done - thanks for the offer, Andre.
 

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