but Mars is almost 80 million kilometers (50 million miles) farther. To find out more, NASA launched the Mars Science Laboratory in November 2011. By the following August, its Curiosity rover had landed on the planet's surface. Temperature readings were among the data collected. In the area...
Global average temperatures in 2019 were 1.1℃ above pre-industrial levels. Only 2016 was hotter, but that year came at the end of an extreme El Niño, which typically has a warming influence on global temperatures. The last five years were the world's five warmest on record. Areas which...