How much energy does the internet use, and - given recent technological advances - could it ever run on renewable energy alone?
As global oil consumption drops, oil companies are pivoting to petrochemicals, and could crowd out bio-based alternatives.
Scientists are working on ways to make lots of energy by converting matter into energy. The trick is keeping the process under control. One possibility is nuclear fusion – the Sun's power source.
Installing solar panels over California's 4,000 miles of canals could generate less expensive, renewable energy, save water, fight climate change – and offer a solution for the thirsty American West.
Technology innovation is one of the Biden administration’s most powerful tools for accelerating progress on climate change. Recent successes in renewable energy and batteries show how this can work.
Right now, the nation is almost entirely dependent on other countries for minerals that are used in everything from wind turbines to strike fighters and satellites.
The US electricity grid is actually five regional grids, and it's hard to share power between them. A macrogrid could bridge the gaps, making electricity cheaper and more reliable.
In a bid to ditch fossil fuels, some countries are considering carpeting deserts with solar panels.
Solar power doesn't have to be just for the wealthy anymore. With the right kind of financial incentives, households at all income levels can benefit from affordable clean energy.
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