The move from oil-based heating to geothermal heating saved Iceland an estimated total of US $8.2 billion from 1970 to 2000 and lowered the release of carbon dioxide emissions by 37%.
由燃油供热转变为地热供热，使冰岛自1970至2000年间节省共约82亿美元，并减少37%二氧化碳排放。