Earth saw hottest day yet Thursday, the fourth straight global record
Earth recorded its hottest day on record on Thursday, making it the fourth straight to set or tie the record for warmest day globally.
Why it matters: The daily records are a symptom of the heat that human emissions of greenhouse gases are adding to the climate, combined with an El Niño event in the tropical Pacific Ocean.
By the numbers: The NOAA data shows the global average temperature climbed to an unprecedented 17.23°C (63.02°F) on Thursday.
This was 1.02°C (1.8°F) above the average for the date, and an increase...