Category Archives: Solar

Effects of solar variability on climate

by Judith Curry

Two new workshop reports provide  insights into what we know and don’t know about the effects of solar variability on climate.

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Evidence of nearby supernovae affecting life on Earth

by Judith Curry

A very provocative paper by Henrik Svensmark has been published today by the Royal Astronomical Society.

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21st century solar cooling

by Judith Curry

During the 20th century, solar activity increased in magnitude to a so-called grand maximum. It is probable that this high level of solar activity is at or near its end. It is of great interest whether any future reduction in solar activity could have a significant impact on climate that could partially offset the projected anthropogenic warming. (Jones et al. 2012).

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Solar discussion thread II

by Judith Curry

So, what’s going on with the sun?  The latest research was presented at the Nagoya Workshop on the Relationship between Solar Activity and Climate Changes.

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Relationship of Lower Tropospheric Cloud Cover and Cosmic Rays

by Judith Curry

A new paper is in press that sheds some light on the relationship between cosmic rays and lower tropospheric cloud cover.

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Solar snooze discussion thread

by Judith Curry

The Annual Meeting of the Solar Physics Division of the American Astronomical Society has announced some very interesting results in this press release entitled “Sun’s fading spots signal big drop in solar activity.”

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