Bannister 110

A Tree-Ring Perspective on the Impact of Climate Change on North American Tree Growth

The fate of forests in a warming world is of major ecological, societal, and economic concern. Forests play a key role in the combined carbon-water-nutrient cycle, including important ecosystem services and feedbacks to the climate system. Historically, forests have been an important carbon sink because of an excess of net primary production (NPP) compared to ecosystem respiration, but the future of this carbon sink is increasingly in question, as NPP may decline in a warming world.

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Archaeology of Central Kazakhstan: Recent Improvement of Chronology Empowers Studies of Eurasian Steppe Prehistory

Kazakh archaeologist Emma Usmanova has been studying Bronze Age prehistory of the Eurasian Steppe and making significant contributions to comprehensive understanding of population dynamics and cultural evolution of the Steppe for the last 30 years. The first part of this talk is focused on the impact of absolute dating on the development of multidisciplinary research at the Lisakovsky archaeological complex, the key site of the Andronovo community in Kazakh grasslands.