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2016 was the warmest year ever measured
A graph that I included in my last monthly surface temperature blog post attracted a lot of attention thanks to a Tweet by Eric Holthaus. Nearly 4,000 retweets is a lot of attention for a blogger like...
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Keeping oil sands in the ground is not a “charade”
If the world is successful in reducing emissions sufficiently to avoid dangerous climate change, there is a limited future for a prospering oil-sands sector in Canada. The conventional wisdom among...
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Global temperature update: February 2017
NASA’s GISTEMP temperature estimates for February 2017 are now out. February 2017 was the second-warmest February since records began (the first-warmest being in 2016) and was tied for the...
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The Globe and Mail “clarifies” its misleading oil sands article
A bungled correction to a Globe and Mail article reveals that the intent was to publish a puff piece on the oil sands, not an objective analysis of the future of bitumen production in the face of...
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March 2017, global temperature update
This is a quick update to my temperature graphs based on the latest NASA GISTEMP numbers. First, the monthly anomalies. The March anomaly was 1.12C, the second-warmest March and the fourth-warmest...
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New publication: Does it matter if the consensus on anthropogenic global...
Cross-posted at Skeptical Science The 97% consensus on anthropogenic global warming (AGW) reported by Cook et al. (2013) (C13) is a robust estimate. Alternative methods, such as James Powell’s, that...
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May 2017 global temperature update (belated)
I update the GISTEMP records every month, but I missed writing up April’s monthly summary. Real-world events have set my priorities elsewhere and this May 2017 write-up is a couple of weeks overdue....
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July 2017 global temperature anomaly update
According to NASA, July 2017 was the warmest July on record, just slightly higher than July 2016. The global average anomaly was 0.83° C. The year-to-date average anomaly is 0.94° C. (Oops, the x-axis...
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Exit, Pursued by a Crab
Participating in social media creates a wide and diverse network of acquaintances. Often, these people become “friends”, even though direct personal contact may never made with them. It can be hard to...
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Mitigation, adaptation and suffering
John Holdren, Barack Obama’ senior advisor on science and technology has been frequently quoted as saying: We basically have three choices: mitigation, adaptation and suffering. We’re going to do some...
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