The Climate-Grain Production Relationship Quantified

Guest essay by David Archibald There is now consensus that the Sun has now entered a quiet period. The first paper from the solar physics community predicting the current quiet period was Schatten and Tobiska’s 2003 paper “Solar Activity Heading for a Maunder Minimum?”. To date, Solar Cycle 24 has shown similar maximum SSN amplitudes…

Solar Update February 2013

Guest post by David Archibald Solar Cycle 24 has already seen five consecutive colder winters. This is a link to a post about a German meteorologist who has seen the light. Eventually people will work their way back to where all the energy comes from. The amount and type of energy coming from the Sun…

When will it start cooling?

Guest post by David Archibald My papers and those of Jan-Erik Solheim et al predict a significant cooling over Solar Cycle 24 relative to Solar Cycle 23. Solheim’s model predicts that Solar Cycle 24, for the northern hemisphere, will be 0.9º C cooler than Solar Cycle 23. It hasn’t cooled yet and we are three…