2018 is only halfway over, but a troubling climate change trend is already apparent
Earth is in the midst of a 40-year-long accelerated warming trend spurred on by human-caused climate change, and 2018 isn't helping.
Scientists at NASA’s Goddard Institute for Space Studies (GISS) and Columbia University showed this week that the average surface temperature on Earth between January and June this year was the third hottest half-year on record, since good record keeping began long ago, in 1880.
But the trend goes much deeper than that.
NASA