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020 ▼a 9780438355590
035 ▼a (MiAaPQ)AAI10931809
035 ▼a (MiAaPQ)columbia:14872
040 ▼a MiAaPQ ▼c MiAaPQ ▼d 247004
0820 ▼a 363
1001 ▼a Anderson, Weston Buckley.
24510 ▼a Climate Variability Poses a Correlated Risk to Global Food Production.
260 ▼a [S.l.]: ▼b Columbia University., ▼c 2018.
260 1 ▼a Ann Arbor: ▼b ProQuest Dissertations & Theses, ▼c 2018.
300 ▼a 203 p.
500 ▼a Source: Dissertation Abstracts International, Volume: 80-01(E), Section: B.
500 ▼a Adviser: Richard Seager.
5021 ▼a Thesis (Ph.D.)--Columbia University, 2018.
520 ▼a The El Nino Southern Oscillation (ENSO), which refers to a coupling between equatorial Pacific Ocean and atmosphere anomalies, is a major source of interannual climate variability. Although it is fundamentally a tropical Pacific phenomena, both
520 ▼a In the first chapter, which focuses on maize, wheat and soy in the Americas, we analyze the dynamics underlying ENSO life cycles to illustrate which aspects of the system are most important for agriculture. In North America, the same-season tele
520 ▼a In the second chapter we show how the teleconnections from chapter one lead to correlated crop production anomalies in North and South America. We estimate the magnitude of ENSO-induced Pan-American production anomalies and discuss how increasin
520 ▼a In the third chapter we expand our analysis of agriculturally relevant teleconnections to the greater Pacific Basin region, and move beyond observations into model simulations. In this chapter we propose a coherent framework for understanding ho
520 ▼a In our final chapter we estimate of the relative contribution of major modes of climate variability to crop yield variability at the global scale. We consider the influence of not only ENSO, but also the Indian Ocean Dipole (IOD), tropical Atlan
520 ▼a In terms of synchronous crop failures within a single harvest year, we find that ENSO poses a significant correlated risk to maize yields but that it has a much smaller effect on global wheat and soy production. ENSO-forced maize production anom
590 ▼a School code: 0054.
650 4 ▼a Climate change.
650 4 ▼a Agriculture.
650 4 ▼a Atmospheric sciences.
690 ▼a 0404
690 ▼a 0473
690 ▼a 0725
71020 ▼a Columbia University. ▼b Earth and Environmental Sciences.
7730 ▼t Dissertation Abstracts International ▼g 80-01B(E).
773 ▼t Dissertation Abstract International
790 ▼a 0054
791 ▼a Ph.D.
792 ▼a 2018
793 ▼a English
85640 ▼u http://www.riss.kr/pdu/ddodLink.do?id=T15001058 ▼n KERIS ▼z 이 자료의 원문은 한국교육학술정보원에서 제공합니다.
980 ▼a 201812 ▼f 2019
990 ▼a ***1012033