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Observations

Has the Time Come to Try Geoengineering?

Earth’s average temperature has warmed by 0.8 degree Celsius over the last 100 years or so. The reason is increasing concentrations of greenhouse gases, particularly carbon dioxide, in the atmosphere. The concentration of CO2 has now reached 394 parts-per-million in the air we breathe—and would be even higher, roughly 450 ppm, if the oceans weren’t [...]

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Observations

Royal Society Calls for Redistribution of Wealth and More Birth Control to Save the Planet

earth

During the 352-year life span of the Royal Society, the human population has risen from less than one billion people to seven billion and counting. That boom has been supported by science and technology—Watt’s coal-fired steam engine, Haber and Bosch synthesizing nitrogen fertilizer, Fleming’s discovery of penicillin—and continues today as the world’s population expands at [...]

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