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History.(Peru's mining industry)
The Mineralogical Record
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July 1, 1997
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COPYRIGHT 1997 The Mineralogical, Inc. This material is published under license from the publisher through the Gale Group, Farmington Hills, Michigan. All inquiries regarding rights should be directed to the Gale Group.
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THE HISTORY OF PERU
Mining and the recovery of mineral specimens in any country are always colored to some extent by the local historical and ethnic context. To better inform the discussions that are to follow, a capsule history of Peru is included here as background.
Humans are first thought to have settled in what is now Peru around 20,000 years ago. These original inhabitants were primitive hunter-gatherers descended from the first people to cross the Bering Land Bridge and colonize North America. Around 6,000 years ago agriculture was introduced. The ...
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CARBON CYCLE IN THE RUSSIAN ARCTIC SEAS
Magazine article from: Bulletin of the American Meteorological Society
; CARBON CYCLE IN THE RUSSIAN ARCTIC SEAS A. A. Vetrov...attempts to generalize the data in the carbon cycles of the Barents, White, Kara, Laptev...account regarding their participation in the carbon cycle, quantitative characteristics of carbon...
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Monsoon drives long-term carbon cycles in the global ocean.
News Wire article from: Asian News International
; ...long-term cyclicity of the carbon reservoir in the global ocean...covaries with various geological cycles including those caused by the...20,000-year precessional cycle of the global monsoon, for...found that the long-term cycles in the oceanic carbon reservoir...monsoon drives oceanic ...
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Fish to play more imp role in marine carbon cycle: study.
News Wire article from: PTI - The Press Trust of India Ltd.
; ...to play more imp role in marine carbon cycle: study New York, Jan 18 (PTI...important role in the marine carbon cycle than previously thought, a new...carbonate production by fish to global carbon cycles," Rod Wilson, a fish physiologist...
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Box Diagrams to Assess Students' Systems Thinking about the Rock, Water and Carbon Cycles
Magazine article from: Journal of Geoscience Education
; ...the rock, water and carbon cycles were used in a general...diagram models of the water cycle demonstrates that they...included in the water cycle. Phase change is important...understanding the water cycle and students show evidence...water, rock and carbon cycles. At more ...
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Climate conundrum.(analysis of carbon cycles provides information for debate about where carbon dioxide is processed through photosynthesis)(Brief Article)
Magazine article from: U.S. News & World Report
; ...clue to the mystery of the world's carbon cycles As officials from 170 nations wrangle...unsolved mystery is where all the carbon dioxide (CO2) pumped into the atmosphere...identified North America as an enormous carbon "sink." The study has drawn a...
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The carbon cycle response to ENSO: A coupled climate-carbon cycle model study
Magazine article from: Journal of Climate
; ...the important responses of the carbon cycle to ENSO. We subsequently use the...linking ENSO and the response of the carbon cycle. Similar studies of the ocean...Hence an understanding of how the carbon cycle responds to ENSO forcing may provide...
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THE GLOBAL CARBON CYCLE: INTEGRATING HUMANS, CLIMATE, AND THE NATURAL WORLD
Magazine article from: Bulletin of the American Meteorological Society
; THE GLOBAL CARBON CYCLE: INTEGRATING HUMANS, CLIMATE, AND...excellent overview of the state of carbon cycle science, focusing on the long-term...feedbacks between climate change and the carbon cycle, an area in which a new generation...
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Climate-Carbon Cycle Feedback Analysis: Results from the C^sup 4^MIP Model Intercomparison
Magazine article from: Journal of Climate
; ...ABSTRACT Eleven coupled climate-carbon cycle models used a common protocol to...using relatively simple offline carbon cycle models. Although these carbon cycle models may account for the carbon cycle response to climate change (e...
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Monsoon winds and carbon cycles in the Arabian Sea.
Magazine article from: Oceanus
; ...entire Arabian Sea. Thus, the winter monsoon brings a second cycle of mixed layer deepening and cooling to the Arabian Sea. Even...that fall from the surface layer into the deep ocean, removing carbon dioxide (C[O.sub.2]) from the air to that "sink...
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Getting the dirt on carbon.(carbon's chemical cycle)
Magazine article from: Science News for Kids
; ...is released into the air as carbon dioxide, or CO2. The rest...Soil is a great place for carbon. There, it may remain locked...for growing food. Keeping carbon locked up in the soil also...in the atmosphere. The two cycles are intricately linked, says...really cool. He explains the cycle ...
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