@CNN: In less than 200 years, humans have reversed a multimillion-year cooling trend, new research suggests https://t.co/Wohm7FOS4O https://t.co/cithsoc1YW

@CNN: In less than 200 years, humans have reversed a multimillion-year cooling trend, new research suggests https://t.co/Wohm7FOS4O https://t.co/cithsoc1YW