Achieving Net Zero means building 80 million kilometres of new and refurbished power lines within 17 years, equivalent to wrapping the Earth 2,000 times with new electricity grid capacity. All the high voltage lines built in the last century will need to be built again by 2040 to benefit from all the intermittent power produced by the vast number of wind turbines. The ecological costs of all this can only be guessed at. Electricity cables are made of aluminium and copper and strung on giant pylons made of steel and supported by large concrete bases. For their part, wind turbines are a menace to both avian and oceanic wildlife, consume vast quantities of raw materials, have a limited lifespan and are an increasing blight on both inland and offshore landscapes.…/net-zero-requires-new-high…/

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