It is Time to Bury the Grand Solar Minimum Myth

This post has been translated to German by Christian Freuer here. By Javier Vinós Fourteen years ago, a new climate myth was born. A grand solar minimum (GSM) was in…

Approaching 'grand solar minimum' could cause global cooling

There’s a lot of evidence mounting that solar cycle 25 will usher in a new grand solar minimum. Since about October 2005, when the sun’s magnetic activity went into a…

The challenges of trying to reconstruct changes in Total Solar Irradiance (TSI) since 1700: A response to Chatzistergos (2024)’s remake of Hoyt & Schatten (1993)

He seems to have created it as a parody of a TSI reconstruction. Instead, he argues that the scientific community should stick to using the SATIRE reconstructions of the MPS…

Climate Model Bias 3: Solar Input

By Andy May In part 2 we discussed the IPCC hypothesis of climate change that assumes humans and our greenhouse gas emissions and land use choices are the climate change…

Tree Rings Reveal Largest Solar Storm EVAH!

Guest “Well, the largest yet identified,” by David Middleton NEWS RELEASE 9-OCT-2023 Researchers identify largest ever solar storm in ancient 14,300-year-old tree rings Peer-Reviewed Publication UNIVERSITY OF LEEDS An international team of…

Solar Activity: Cycle 25 Surpasses Cycle 24

By Javier Vinós Over the past two decades, solar activity has been characterized by an extended solar minimum spanning two solar cycles, known as the Clilverd Minimum. This phenomenon is…

The Sun-Climate Effect: The Winter Gatekeeper Hypothesis (II). Solar activity unexplained/ignored effects on climate

by Javier Vinós & Andy May “The complicated pattern of sun-weather relationships undoubtedly needs much further clarification, but progress in this field will be hindered if the view prevails that…

The Sun-Climate Effect: The Winter Gatekeeper Hypothesis (I). The search for a solar signal

by Javier Vinós & Andy May “Probably no subfield of meteorology has had as much effort devoted to it as the effects of solar variability on weather and climate. And…

Centennial Total Solar Irradiance Variation

We have obtained a new TSI reconstruction from 1700 to 2020.

Solar Variations Controversy

The impact of solar variations on the climate is uncertain and subject to substantial debate. However, you would not infer from the IPCC assessment reports that there is debate or…

More Solar Cyclomania

Previous investigative forays of this solar cyclomania sort have not ended well, so Charles asked me to investigate this one.

On 99 year anniversary of huge disruptive solar storm, we are about to enter the deepest period of solar “recession” ever recorded

By Dr. Tony Phillips 99 years ago this week, people around the world woke up to some unusual headlines. “Telegraph Service Prostrated, Comet Not to Blame” — declared the Los…

Solar Cycle Update for November 2018 – warmth sticking around, or cooling ahead?

Guest essay by David Archibald In reading the solar data, what we are after in the near term is the likely month of minimum for the Solar Cycle 24/25 minimum…

The Millennial Turning Point – Solar Activity and the Coming Cooling

Guest opinion by Dr. Norman Page When analyzing complex systems with multiple interacting variables it is useful to note the advice of Enrico Fermi who reportedly said “never make something…

Hunger Stones and Tree Ring evidence suggests solar cycle influence on climate

The Solar Cycle is responsible for extreme weather and Climate change According to Tree ring and Hunger Stone events by Francis Tucker Manns Ph.D., P.Geo (Ontario) Artesian Geological Research Abstract Recent discovery of the…

The approaching solar cycle 24 minimum continues the long slide in solar activity

Guest essay by Javier Solar cycle 24 is ending and we are approaching a time of minimal solar activity between solar cycles 24 and 25, known as a solar minimum.…

Climate Change, due to Solar Variability or Greenhouse Gases? Part B.

By Andy May In a previous post, Part A here, we discussed the role of oceans, the Earth’s orbit, and human greenhouse gas emissions on climate change. In this post…

Solar Activity Flatlines: Weakest solar cycle in 200 years

By Frank Bosse and Prof. Fritz Vahrenholt, No Tricks Zone In March our supplier of energy was more inactive than in the previous months. The sunspot number was only 2,5,…

It appears Solar Cycle 25 has begun – Solar cycle 24 one of the shortest and weakest ever

Evidence of a Cycle 25 sunspot found In our previous post: Solar activity crashes – the Sun looks like a cueball,  Our resident solar physicist, Dr. Leif Svalgaard commented and provided…

Solar activity crashes – the Sun looks like a cueball

Right now, the sun is a cueball, as seen below in this image today from the Solar Dynamics Observatory (SDO) and has been without sunspots for 10 days. So far…

Do-It-Yourself: The solar variability effect on climate.

By Javier So, you still don’t believe small changes in solar activity can significantly affect climate? You know a very cold period during the Little Ice Age coincided with the…

Forecast for Solar Cycle 25

James A. Marusek I. Introduction The sun is the natural source of heat and light for our planet. Without our sun, the earth would be a cold dead planet adrift…

The Effects of the Bray Climate and Solar Cycle

By Andy May Javier has posted three new essays on the Bray climate and solar cycle on Judith Curry’s web site. Part A is here, part B is here and…

The New Maunder Minimum? Vegetable Shortages Strike London

Guest essay by Eric Worrall The Sun reports that in London, some supermarkets are rationing purchases of vegetables like lettuce, which is in short supply due to Southern European crop…