Hot history: Tree rings show that last northern summer was the warmest since year 1
![Hot history: Tree rings show that last northern summer was the warmest since year 1](https://twt-thumbs.washtimes.com/media/image/2024/05/14/Climate_Hottest_Summer_in_2000_Years_28935_s1440x960.jpg?f72536d07237fdd262042ae8f5e6e6de3b865f3c)
The broiling summer of 2023 was the hottest in the Northern Hemisphere in more than 2,000 years, a new study found.
The broiling summer of 2023 was the hottest in the Northern Hemisphere in more than 2,000 years, a new study found.