Combined with water vapor, sulfur dioxide forms sulfate aerosols, which can spread around the globe, blocking solar radiation and chilling the air before becoming acid rain and snow.

• 二氧化硫跟水蒸气结合形成硫酸盐气溶胶，这种气溶胶可以遍布全球，在变成酸雨和酸雪之前阻隔太阳辐射，降低气温。