external In the Media February 19, 2026 Research by the University of New Haven and universities in Turkey, published in the Sustainability Journal, found that cryptocurrency's carbon output soared from roughly 3.6 million metric tons of carbon dioxide at the start of 2017 to nearly 88 million metric tons eight years later. https://www.thecooldown.com/green-business/energy-hungry-cryptocurrency-mining-pollution-study/ the-cool-down news-all news-in-the-media year-2026 month-february name-the-cool-down