Tag Archives: environment

Arctic Sea Ice: Less in November 2013 than Summers Before 2006

(This is a correction of a previous post that stated that there was less Arctic sea ice in December than in any summer before 2007. That post used a PIOMAS anamoly graph, which was not appropriate.)   The Arctic is melting. That's a … Continue reading

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Less Water, Less Oil

Here in the US, we consume less oil per person and less water per person than we have in decades. Oil consumption per person per year, from the IEA.  (The last bullet point is their projection for 2030): Water withdrawals … Continue reading

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Do We Eat Oil? Farms Are More Energy Efficient Than Ever

A common refrain one hears about modern farming in the US is that it's too energy intensive.  However, data from the USDA shows that US farms use only half as much energy per unit of farm output as they did … Continue reading

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Can We Feed the World?

By 2050, the FAO projects that we’ll need to increase global food production by 70% to meet rising food demand.  Most of that, as Jon Foley has noted, is not from population growth, but rather from increasingly meat rich diets … Continue reading

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Solar Power Prices Dropping Faster Than Ever

In 2011, I wrote a piece for Scientific American on the exponential price decline in solar power. I haven't had a chance to fully update that piece, but two quick notes.   First, the price decline in solar cost per … Continue reading

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The Sunlight is Where the Energy Poverty Is

The future world energy system will undoubtedly be a mix of many different energy technologies – nuclear, hydro, wind, solar, and some fossil fuels for decades and decades to come.  Yet I’m particularly optimistic about solar. One reason is its … Continue reading

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Pieces I’ve Written Around the Web

Over the last few months (and a bit over the past few years) I wrote a number of pieces around the web, primarily on energy, sustainability, genetically modified foods, and economic growth.  I did a poor job of linking to … Continue reading

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China’s Tipping Point on Environment?

Chinese environmental protesters have won the cancellation of an industrial waste pipeline that would have dumped waste from a paper factory into the ocean near the town of Qidong. This is not the first such victory.  The Guardian notes that: The protest followed … Continue reading

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Pricing Nature to Save the Planet

New Scientist, covering Rio+20, talks about putting a price on the natural world: Green economics, the theory goes, will work by quantifying nature and giving it a cash value. As Steiner put it: “Factoring natural capital into the bottom line … Continue reading

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Innovation as the Infinite Resource: My Talk at Chicago Ideas Week

Innovation as the Infinite Resource:  Ramez Naam at Chicago Ideas Week

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