Energy & Green Tech

Farewell, oil: It's time to turn our backs on an old friend

They heat our homes, power the coffee maker and keep the factories that make our clothes running. They serve as raw material for our yogurt cups, transport us to work and bring food to the shops. Fossil fuels—oil, coal ...

Energy & Green Tech

How to have an all-renewable electric grid

The main solution to climate change is well known—stop burning fossil fuels. How to do this is more complicated, but as a scholar who does energy modeling, I and others see the outlines of a post-fossil-fuel future: We ...

Energy & Green Tech

Self-powered system makes smart windows smarter

Smart windows equipped with controllable glazing can augment lighting, cooling and heating systems by varying their tint, saving up to 40 percent in an average building's energy costs.

Energy & Green Tech

Researchers plant seeds to make renewable energy more efficient

Greg Barron-Gafford kneels amid chard, kale, cabbage and onions growing lush beneath a solar panel. An iPad in hand, he checks and records the plants' carbon dioxide uptake and the soil's moisture. He makes note of the plants' ...

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