Sunlight beats down on a graveyard for dead solar panels in Yuma, Ariz., hundreds stacked in neat piles, waiting for their next life. Plans to address climate change rely on massively scaling up clean ...

The average cost of an eight-panel array in the UK is £4,990, and £6,740 with a 5kwh battery. With this setup and today’s energy prices, it will take about 11 years to get your money back, although ...

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