One small benefit of the COVID-19 pandemic is the lower pollution levels seen around the world. I also spotted this fascinating graph the other day, showing how Britain's energy mix had changed in the last 100 years. For example, I had no idea how little electricity we get from coal these days. Overall this graph seems pretty encouraging.
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Paul Hider lives and works in Kunming (SW China) and regularly updates this blog about his life there.
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