منابع مشابه
Holocene underkill.
I n this issue of PNAS, Jones et al. (1) address an issue that has been with us, in one way or another, for some 200 years. Around the year 1800, French paleontologist Georges Cuvier established the reality of vertebrate extinction by using animals so large that their future discovery on the hoof was highly unlikely (2). Included on the list were some now known to have been late Pleistocene in ...
متن کاملThe Holocene
Archaeological, geological, historical, tree-ring and instrumental data indicate that the last 10 000 years were characterized in China by climatic variations at various temporal and spatial scales. The period from 10 000 to 9000 BP was one of increasing temperature. The Holocene ’Optimal Period’ occurred approximately between 9000 and 3000 BP, within which there were two major cool episodes ar...
متن کاملThe Holocene Tim Denham and Simon Haberle Holocene
A practice-based method is advanced to understand the emergence and transformation of agricultural practices in the Upper Wahgi valley during the Holocene. Conceptually, practices represent the nexus of human–environment interactions, as well as of structure–agency relationships, while methodologically, they are the visible remains – whether encountered directly through archaeology, or inferred...
متن کاملIran's Climatic Change in the Holocene
Introduction Paleoclimatics studies can respond the many uncertainties about past climate change; an issue that is being studied seriously in the world but less attention has been paid in Iran. The Late Quaternary can be considered as Holocene. Holocene, which spans over 11,000 years ago; In general, it is considered as a period with relatively warm and stable climatic conditions. However, rec...
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ژورنال
عنوان ژورنال: Proceedings of the National Academy of Sciences
سال: 2008
ISSN: 0027-8424,1091-6490
DOI: 10.1073/pnas.0801272105