Author Archives: ptbrown31

Greater future global warming inferred from Earth’s recent energy budget

More-severe climate model predictions could be the most accurate. Continue reading

Posted in Climate Change | 46 Comments

Reducing greenhouse gas emissions helps the economy

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 | 7 Comments

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

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The effect of population growth on climate change impacts

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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Can humanity maintain perpetual economic growth?

…to understand modern economic history, you really need to understand just a single word. The word is growth. –from Sapiens (2014) Humanity is far more materially wealthy today than any time in the past and our collective wealth continues to … Continue reading

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Change in temperature variability with warming

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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Credibility through honesty about uncertainty

An argument that I often encounter is that uncertainties in climate science shouldn’t be publicly emphasized since that will make it harder to inspire action on proposed climate policies. It is thought that publicly highlighting a lack of knowledge/understanding on … Continue reading

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

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

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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Modeled vs. observed global temperature: with and without ‘makeup’

Global average surface air temperature is one of the most well-recognized metrics of contemporary climate change – hence the term ‘global warming’. One reason for this is that many impacts of climate change are expected to be proportional to the … Continue reading

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