Author Archives: Zeke Hausfather

About Zeke Hausfather

Zeke Hausfather, a data scientist with extensive experience with clean technology interests in Silicon Valley, is currently a Senior Researcher with Berkeley Earth. He is a regular contributor to The Yale Forum (E-mail: zeke@yaleclimatemediaforum.org, Twitter: @hausfath).
Common Climate Misconceptions

Black Carbon and Global Warming: A Promising Short-Term Approach?

Scientists are increasingly finding that black carbon aerosols in the atmosphere and their deposition on snow and ice-covered areas are having more of a warming effect than earlier thought.

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Common Climate Misconceptions

Recent Lower Global Temperatures Do Not Undercut CO2/Warming Relationship

Human emissions of carbon dioxide (CO2) are the primary factor contributing to the warming of the Earth’s surface over the past half-century. However, for the past few years global temperatures have been stagnant or slightly decreasing even as atmospheric CO2 [...]

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Common Climate Misconceptions

Sorting Through George Will’s Analysis; What the Sea Ice Data Actually Tells Us

The recent brouhaha (see related story, this posting) initiated by conservative columnist George Will’s February 15th syndicated column centers in part around his assertion that global sea ice levels now equal those of 1979, belying concerns of melting ice caps.

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Common Climate Misconceptions

Understanding Carbon Dioxide Equivalence

In reporting on climate change, the carbon, carbon dioxide (CO2), greenhouse gases, radiative forcing, and CO2-equivilent (CO2-eq) are often used almost interchangeably to refer to the human contribution to recent warming.

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Common Climate Misconceptions

Tipping Points and Abrupt Climate Change

It is difficult these days to find an article about climate science without some mention of tipping points and the risk of abrupt climate change. Some prominent climate scientists and policy proponents have warned ominously that we have only a [...]

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The U.S. Voluntary Carbon Offset Market (Pt.2 of 2)

A voluntary market for carbon offsets has emerged in recent years in the United States that in many ways parallels the global compliance carbon market in countries that have signed onto the Kyoto Protocol. In contrast to the strict regulatory [...]

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Kyoto Accord Compliance Markets: Can Emission Trading Offsets Work? (Pt.1 of 2)

The global market for carbon reductions is growing rapidly, having doubled in value in the last year alone to more than $64 billion. The European Union Emissions Trading System (EUETS) comprises most of the market, with the Clean Development Mechanism [...]

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