Energy & Green Tech

Study: Enough rare earth minerals to fuel green energy shift

The world has enough rare earth minerals and other critical raw materials to switch from fossil fuels to renewable energy to produce electricity and limit global warming, according to a new study that counters concerns about ...

Energy & Green Tech

Could a giant solar array in the Sahara resolve our energy needs?

Renewable energy is an essential factor in Europe's goal of becoming the first carbon-neutral continent. The climate crisis and the soaring price of natural gas have placed renewed emphasis on the need to transition to a ...

Energy & Green Tech

Geothermal bubbles up as another way to fight climate change

Geothermal power currently provides only a tiny fraction of the nation's electricity. But as states ramp up their transitions to renewable electricity, some leaders see a big role for geothermal as a stable, renewable power ...

Energy & Green Tech

With new solar modules, greenhouses run on their own energy

Plants use light waves from only a portion of the spectrum for photosynthesis—the remainder can be recovered and used to generate solar power. That's the idea behind the solar modules developed by EPFL startup Voltiris. ...

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