Global temperature rises in steps -- here's why we can expect a steep climb this year and next
- Written by Kevin Trenberth, Distinguished Scholar, NCAR; Affiliate Faculty, University of Auckland

Global warming took off in the mid-1970s when the rise in global mean surface temperature exceeded natural variability. Every decade after the 1960s has been warmer than the one before and the 2010s were the warmest on record. But there can be a lot of variability from one year to the next.
Now, in 2023, all kinds of records are being...