Fingerprint of human-caused global warming was likely detectable 140 years ago, far earlier than previously thought
- Posted on June 16, 2025
- By CNN
- 2 Views
Fingerprint of human-caused global warming was likely detectable 140 years ago, far earlier than previously thought
The human fingerprint on global warming was likely evident in Earth’s atmosphere far earlier than previously thought—even before the invention of modern cars, a new study says.
