Category Archives: Uncategorized

California fires and Global Warming’s influence on lack of moisture

Posted on November 12, 2018 by ptbrown31

This autumn has been very dry in California and this has undoubtedly increased the chance of occurrence of the deadly wildfires that the state is seeing. When assessing the influence of global warming (from human burning of fossil fuels) on … Continue reading →

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The leverage of the current moment on the long-term trajectory of the climate

Posted on September 1, 2018 by ptbrown31

Below is a talk I gave at the “Bay Area Regional Climate Emergency Town Hall” in Berkeley, CA on August 24th, 2018 titled “The leverage of the current moment on the long-term trajectory of the climate”.    

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Reducing greenhouse gas emissions helps the economy

Posted on September 28, 2017 by ptbrown31

Potential solutions to climate change are often framed as a tradeoff between reducing our impact on the environment and harming the economy. More specifically, it is thought that we can reduce our climate-change-related impact by reducing emissions of greenhouse gases … Continue reading →

Posted in Climate Change, Uncategorized | 8 Comments

Math Models and Climate Change: S.T.E.M. Day talk at Quarry Lane School

Posted on September 23, 2017 by ptbrown31
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The effect of population growth on climate change impacts

Posted on September 15, 2017 by ptbrown31

Global human population is currently at approximately 7.5 billion people and increasing by about 1.1% per year. However, the rate of growth of the population growth rate itself is decreasing so world population is expected to level off somewhere near … Continue reading →

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Change in temperature variability with warming

Posted on September 4, 2017 by ptbrown31

We have a new paper out in Nature Climate Change on potential changes in natural unforced variability of global mean surface air temperature (GMST) under global warming. Paper News and Views piece Duke press release Unforced GMST variability is of … Continue reading →

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The fact illusion: Objective truth is elusive in (climate) science

Posted on July 28, 2017 by ptbrown31

Summary Science is the best system humans have ever created to address questions about how the world works and no other paradigm is better at moving us towards objective truth. However, contrary to a popular notion, science can rarely be … Continue reading →

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Climate Science for People Really in a Hurry 2 – Economics

Posted on July 13, 2017 by ptbrown31

This is a video summary of the findings in Burke et al., 2015 regarding the relationship between temperature and Gross Domestic Product (GDP) and how this relationship affects our projections of how global warming will impact the economy Video Series: Climate … Continue reading →

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Defending science at the People’s Climate March

Posted on May 4, 2017 by ptbrown31

I accepted an invitation to speak at the San Jose People’s Climate March on April 29th, 2017 and I have reproduced what I said below. *Note that I do not necessarily endorse the People’s Climate March policy platform and I … Continue reading →

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2016 Update to our ’empirical unforced noise’ analysis

Posted on February 7, 2017 by ptbrown31

This is an update to our 2015 Scientific Reports paper: Comparing the model-simulated global warming signal to observations using empirical estimates of unforced noise. The paper used a novel statistical estimate of unforced variability that was derived from reconstructed and instrumental surface … Continue reading →

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