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The target for many countries around the world is to reach net zero emissions within the next few decades. That means a dramatic move away from fossil fuels like oil, coal and gas. For some the answer to the problem is to boost 鈥済reen鈥� electricity production, so that we can run our transport, our homes and our industry on electrical power. We already have a lot of the technology to produce clean electricity. But for hundreds of millions of people around the world, especially in sub-saharan Africa, the real problem is the lack of access to electricity.

Image: Wind turbines and solar panels in Vietnam (Credit: Quang Ngoc Nguyen/Getty Images)