Origin of Ice Ages: Pollen Evidence from Arctic Alaska
Pollen analysis of radiocarbon-dated samples from the arctic coastal plain of Alaska shows that vegetation of 14,000 years ago reflected a climate colder than the present, and that there has been a progressive warming, culminating in the present cold arctic climate. The record indicates that the Arc...
| Published in: | Science |
|---|---|
| Main Author: | |
| Format: | Article in Journal/Newspaper |
| Language: | English |
| Published: |
American Association for the Advancement of Science (AAAS)
1964
|
| Subjects: | |
| Online Access: | https://doi.org/10.1126/science.145.3633.707 https://www.science.org/doi/pdf/10.1126/science.145.3633.707 |