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Does harvesting renewables like solar and wind change the planet slightly? Is there a tipping point where this harvesting becomes as harmful as the effect of fossil fuels?
Alex McDowell
London, UK
Covering a fifth of the Sahara desert with solar panels would have adverse effects on world climate.
A found that covering the entire Sahara with wind farms and solar panels would double the local rainfall, improve vegetation and help power the world. However, another looked at the global impacts this would have. It found that effects on Earth’s climate systems from…
