Llwytho...
Strontium isotopes reveal distant sources of architectural timber in Chaco Canyon, New Mexico
Between A.D. 900 and 1150, more than 200,000 conifer trees were used to build the prehistoric great houses of Chaco Canyon, New Mexico, in what is now a treeless landscape. More than one-fifth of these timbers were spruce (Picea) or fir (Abies) that were hand-carried from isolated mountaintops 75–10...
Wedi'i Gadw mewn:
| Prif Awduron: | , , , |
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| Fformat: | Artigo |
| Iaith: | Inglês |
| Cyhoeddwyd: |
The National Academy of Sciences
2001
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| Pynciau: | |
| Mynediad Ar-lein: | https://ncbi.nlm.nih.gov/pmc/articles/PMC59738/ https://ncbi.nlm.nih.gov/pubmed/11572943 https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1073/pnas.211305498 |
| Tagiau: |
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