Category Archives: Climate Change

Doomsday: Timing?

Figure 1 – IPCC projections of future climate change impacts based on two different scenarios Figure 2 – Relationship between global mean equilibrium temperature change and stabilization concentration of greenhouse gases Trying to estimate the timing of doomsday is not … Continue reading

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Doomsday Early Signs: The Science

The New York Times last week tried to highlight the dangers of climate change. On Friday, Alexander Burns opened his contribution with the following two paragraphs: For years, climate change activists have faced a wrenching dilemma: how to persuade people … Continue reading

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Doomsday: The Simple (or Simplistic) Version

I am writing this blog on Saturday, one day before hurricane Irma is scheduled to make an unwelcome visit to Florida. Other unwanted weather events are taking place all around. Human impact, especially the undesirable variety, is taking a toll. … Continue reading

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Climate-Related Doomsday – Early Signs: Harvey

Figure 1 – Before and during Harvey Figure 2 – Mumbai monsoon, August 2017 Figure 3 – Cost of recent hurricanes in the US The three figures above demonstrate early signs of a climate-related doomsday. Figure 1 shows Market Street … Continue reading

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Doomsday Predictions – Disaster Porn?

Figure 1 – Doomsday Clock Three weeks ago (before Charlottesville) I summarized the climate-change-related events that took place during my July vacation and promised to expand upon those issues. Given my necessary digression, I am reposting some of those elements … Continue reading

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Conflict and Confusion

The Trump administration’s approach to climate-related, policy becomes clear from the following: The administration gave “official” indication to the UN that it will abandon the Paris 2015 international agreement: WASHINGTON — The White House formally notified the United Nations on … Continue reading

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Back to Climate Change: A Summary of What Happened in July

Figure 1 – Melting Siberian permafrost results in craters   Figure 2 – Detachment of Antarctican Iceberg the size of Delaware Even though I was on a vacation in Asia and Australia for a month, in this day and age … Continue reading

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Visible Transition to the Middle Class

I am back from a family vacation that took me to Australia, South Korea, Vietnam, Cambodia, Thailand, and a few other Asian countries. I still haven’t completely recuperated from the jet lag (distance, duration, and age) so this blog will … Continue reading

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Driving Forces in the Anthropocene 2 – Shift in Carbon Emissions Dominance from Electricity to Transportation

The global shift that I talked about last week – from electricity to transportation as the biggest contributor to carbon emissions – is complicated. It has to do with the increased demand for transportation (mainly fueled by gasoline) within developing … Continue reading

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Driving Forces in the Anthropocene 1 – Education and Transportation

As I have often mentioned, I teach two courses: one undergraduate climate change class and a more advanced one about Physics and Society that is open to both undergraduate and graduate students. The latter mainly aims to provide advanced students … Continue reading

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