green innovation

Renewable Energy: A Timeline

Today’s wind and solar resources didn’t come out of nowhere.

The first efforts to use of wind to generate electricity was 134 years ago, and the photoelectric effect was discovered six decades earlier. So in a sense, these are old technologies — about the same age as the very first internal combustion engines. But the scientific and technological advances that made these technologies competitive with …

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Climate Policy and the Audacity of Hope

The barriers are still huge — but we can also envision a path to success.

We should resist the allure of easy optimism about climate change, given the scale of the challenges. Neither should we wallow in despair. There’s a good basis for hope. Let’s seize the day!

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