Transition process of abrupt climate change based on global sea surface temperature over the past century

A new detection method has been proposed to study the transition process of abrupt climate change. With this method, the climate system transiting from one stable state to another can be verified clearly. By applying this method to the global sea surface temperature over the past century, several cl...

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Main Authors: P. Yan, W. Hou, G. Feng
Format: Article
Language:English
Published: Copernicus Publications 2016-05-01
Series:Nonlinear Processes in Geophysics
Online Access:http://www.nonlin-processes-geophys.net/23/115/2016/npg-23-115-2016.pdf
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author P. Yan
W. Hou
G. Feng
author_facet P. Yan
W. Hou
G. Feng
author_sort P. Yan
collection DOAJ
description A new detection method has been proposed to study the transition process of abrupt climate change. With this method, the climate system transiting from one stable state to another can be verified clearly. By applying this method to the global sea surface temperature over the past century, several climate changes and their processes are detected, including the start state (moment), persist time, and end state (moment). According to the spatial distribution, the locations of climate changes mainly have occurred in the Indian Ocean and western Pacific before the middle twentieth century, in the 1970s in the equatorial middle-eastern Pacific, and in the middle and southern Pacific since the end of the twentieth century. In addition, the quantitative relationship between the transition process parameters is verified in theory and practice: (1) the relationship between the rate and stability parameters is linear, and (2) the relationship between the rate and change amplitude parameters is quadratic.
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spelling doaj.art-ea56a751d0414badac6f8f73c29f181a2022-12-22T03:18:14ZengCopernicus PublicationsNonlinear Processes in Geophysics1023-58091607-79462016-05-0123311512610.5194/npg-23-115-2016Transition process of abrupt climate change based on global sea surface temperature over the past centuryP. Yan0W. Hou1G. Feng2Institute of Arid Meteorology, China Meteorological Administration, Lanzhou 730000, ChinaNational Climate Center, China Meteorological Administration, Beijing 100081, ChinaNational Climate Center, China Meteorological Administration, Beijing 100081, ChinaA new detection method has been proposed to study the transition process of abrupt climate change. With this method, the climate system transiting from one stable state to another can be verified clearly. By applying this method to the global sea surface temperature over the past century, several climate changes and their processes are detected, including the start state (moment), persist time, and end state (moment). According to the spatial distribution, the locations of climate changes mainly have occurred in the Indian Ocean and western Pacific before the middle twentieth century, in the 1970s in the equatorial middle-eastern Pacific, and in the middle and southern Pacific since the end of the twentieth century. In addition, the quantitative relationship between the transition process parameters is verified in theory and practice: (1) the relationship between the rate and stability parameters is linear, and (2) the relationship between the rate and change amplitude parameters is quadratic.http://www.nonlin-processes-geophys.net/23/115/2016/npg-23-115-2016.pdf
spellingShingle P. Yan
W. Hou
G. Feng
Transition process of abrupt climate change based on global sea surface temperature over the past century
Nonlinear Processes in Geophysics
title Transition process of abrupt climate change based on global sea surface temperature over the past century
title_full Transition process of abrupt climate change based on global sea surface temperature over the past century
title_fullStr Transition process of abrupt climate change based on global sea surface temperature over the past century
title_full_unstemmed Transition process of abrupt climate change based on global sea surface temperature over the past century
title_short Transition process of abrupt climate change based on global sea surface temperature over the past century
title_sort transition process of abrupt climate change based on global sea surface temperature over the past century
url http://www.nonlin-processes-geophys.net/23/115/2016/npg-23-115-2016.pdf
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