James Hansen, professor of Earth and Environmental Sciences at Columbia University, former NASA scientist, and the planet’s preeminent climatologist, was among the first to sound the alarm on climate change during his 1988 testimony before Congress. Since then, he has continued to shine a light on the problem through lectures, interviews, TED talks, and his...Continue Reading
Solar energy is becoming a force to be reckoned with. Last year, China and the United States installed a record 15 and 7.5 gigawatts (GW) of solar, respectively. This year, the world could install as much as 66 GW.In 2015, investors poured $161 billion of capital into solar, the largest amount for any single power...Continue Reading
Carbon dioxide (CO2) is the primary greenhouse gas emitted through human activities. In 2014, CO2 accounted for about 80.9% of all U.S. greenhouse gas emissions from human activities. Carbon dioxide is naturally present in the atmosphere as part of the Earth’s carbon cycle (the natural circulation of carbon among the atmosphere, oceans, soil, plants, and animals)....Continue Reading
US solar energy industry added more jobs in 2015 than the US oil & gas extraction & pipeline industries added combined, and grew 12x faster than the US economy as a whole.Continue Reading
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