
Could We Sequester CO2 In Antarctic Ice?
It might be possible to take billions of tons of CO2 out of the atmosphere by freezing Antarctic air. Until the last few years, no one has ever…
It might be possible to take billions of tons of CO2 out of the atmosphere by freezing Antarctic air. Until the last few years, no one has ever…
We always hear of the “costs” of switching to clean energy – but little of the cost of not switching Doing nothing on climate will cost the world $72 trillion by 2060…
It’s not just about cozy ski lodges anymore. Aspen is earning nationwide attention for its green energy achievements. Aspen has long enjoyed a reputation as a lovely place…
In a historic vote, California legislators have ensured that the eighth largest economy in the world is running on 50% renewable energy within just 15 years. California’s Democratic-majority…
Gravity already supplies us with one cheap and clean form of electricity storage. We can contain and then release a weight — in this case water, with pumped hydro. When…
Australia’s Prime Minister, Tony Abbott, doesn’t like wind turbines. He has made dramatic cuts in government subsidies for wind farms, in a move that’s sure to hold back…
Led by China and its whopping 23.4 gigawatts, the world cracked the 50 GW mark in annual installations for the first time last year. Now comes the hard part.