Energy & Green Tech

How heat can be used to store renewable energy

The effect that fossil fuels are having on the climate emergency is driving an international push to use low-carbon sources of energy. At the moment, the best options for producing low-carbon energy on a large scale are wind ...

Other

Why tech has been slow to fight wildfires, extreme weather

For three years running, California's wildfires have sent plumes of smoke across Silicon Valley. So far, though, that hasn't spurred much tech innovation aimed at addressing extreme-weather disasters associated with climate ...

Energy & Green Tech

Civil servants, solar panels, and patronage: A Ghanaian case study

Electricity is a hot political issue in Ghana. Ghanaians demand access to the electricity grid as a right of citizenship. And, when not connected, they have threatened in the past to boycott national elections with slogans ...

Energy & Green Tech

Smooth and stable electric vehicle charging

Siwar Khemakhem, Mouna Rekik, and Lotfi Krichen of the Control and Energy Management Laboratory at the National Engineering School of Sfax, in Tunisia, are investigating the potential of home energy management based on plug-in ...

Energy & Green Tech

Why don't we have electric aircraft?

Electric cars, trains, trams and boats already exist. That logically leads to the question: why are we not seeing large electric aircraft? And will we see them any time soon?

Energy & Green Tech

E-bike grumbles echo in the Bavarian Alps

Robert Werner and his wife Ursula usually make time to say a friendly hello to hikers as they ride their gently whirring e-bikes up trails in the Bavarian Alps.

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 ...

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