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…
Wind Power
Switching to Renewable Energy Saves $72 Trillion
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…
Aspen Now Running on 100% Renewable Energy
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…
California Goes for 50% Renewables by 2030
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…
Novel Energy Storage Leverages Free Gravity
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 Cuts Funding for Wind Power
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…
Wind Surged in 2014, But Can It Keep Up the Pace?
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.