Atmosphere‐ocean ozone fluxes during the TexAQS 2006, STRATUS 2006, GOMECC 2007, GasEx 2008, and AMMA 2008 cruises

Atmosphere‐ocean ozone fluxes during the TexAQS 2006, STRATUS 2006, GOMECC 2007, GasEx 2008, and AMMA 2008 cruises
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TexAQS 2006、STRATUS 2006、GOMECC 2007、GasEx 2008 和 AMMA 2008 航行期间的大气-海洋臭氧通量

DOI:
10.1029/2011jd015955
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发表时间:
2012
影响因子:
--
通讯作者:
M. Pallandt
M. Pallandt
中科院分区:
--
文献类型:
--
作者:
D. Helmig;E. K. Lang;L. Bariteau;P. Boylan;C. Fairall;L. Ganzeveld;J. Hare;J. Hueber;M. Pallandt

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一个船载涡动相关臭氧通量系统被用来调查公海上空臭氧表面通量的大小和变化。在2006-2008年期间,在NOAA研究船罗纳德布朗号上进行了五次航行的通量实验。巡航范围包括墨西哥湾、南部和北方大西洋、南大洋以及东太平洋智利附近的持续层云区。这些实验产生了第一批船载公海臭氧通量测量记录。10分钟海洋臭氧沉积速度(v(d))的中位数,从一个类似于1700小时的综合观测结果,范围从0.009到0.034厘米秒(-1)。对于墨西哥湾巡航(德克萨斯州空气质量研究(TexAQS)),中值v(d)(四分位距)为0.034(0.009-0.065)cm s(-1)(10分钟测量间隔的总数,N-f = 1953)。在智利海岸外的STRATUS巡航中,中值v(d)为0.009(0.004-0.037)cm s(-1)(N-f = 1336)。从墨西哥湾到美国东部的巡航。S.海岸(墨西哥湾和东海岸碳巡航(GOMECC))(0.006-0.045)cm s(-1)(N-f = 1784)(墨西哥湾为0.019(-0.014-0.043)cm s(-1),N-f = 663,北大西洋为0.018(-0.004-0.045)cm s(-1),N-f = 1121)。南大洋气体交换实验和非洲季风多学科分析、南大洋和东北大西洋考察分别得出的臭氧v(d)中值分别为0.009(-0.005-0.026)cm s(-1)(N-f = 2745)和0.020(-0.003-0.044)cm s(-1)(N-f = 1147)。这些直接测量的臭氧沉积值处于文献中先前报告的海水数据(0.01-0.12 cm s(-1))的低端。数据表明,海洋臭氧吸收率与风速呈正相关(增加),尽管在这些巡航期间,这种关系的表现似乎有所不同。所遇到的广泛的气象和海洋生物地球化学条件是用来调查海洋O-3沉积的基本驱动程序和最近开发的全球海洋O-3沉积模拟系统的评估。
A ship-based eddy covariance ozone flux system was deployed to investigate the magnitude and variability of ozone surface fluxes over the open ocean. The flux experiments were conducted on five cruises on board the NOAA research vessel Ronald Brown during 2006-2008. The cruises covered the Gulf of Mexico, the southern as well as northern Atlantic, the Southern Ocean, and the persistent stratus cloud region off Chile in the eastern Pacific Ocean. These experiments resulted in the first ship-borne open-ocean ozone flux measurement records. The median of 10 min oceanic ozone deposition velocity (v(d)) results from a combined similar to 1700 h of observations ranged from 0.009 to 0.034 cm s(-1). For the Gulf of Mexico cruise (Texas Air Quality Study (TexAQS)) the median v(d) (interquartile range) was 0.034 (0.009-0.065) cm s(-1) (total number of 10 min measurement intervals, N-f = 1953). For the STRATUS cruise off the Chilean coast, the median v(d) was 0.009 (0.004-0.037) cm s(-1) (N-f = 1336). For the cruise from the Gulf of Mexico and up the eastern U. S. coast (Gulf of Mexico and East Coast Carbon cruise (GOMECC)) a combined value of 0.018 (0.006-0.045) cm s(-1) (N-f = 1784) was obtained (from 0.019 (-0.014-0.043) cm s(-1), N-f = 663 in the Gulf of Mexico, and 0.018 (-0.004-0.045) cm s(-1), N-f = 1121 in the North Atlantic region). The Southern Ocean Gas Exchange Experiment (GasEx) and African Monsoon Multidisciplinary Analysis (AMMA), the Southern Ocean and northeastern Atlantic cruises, respectively, resulted in median ozone v(d) of 0.009 (-0.005-0.026) cm s(-1) (N-f = 2745) and 0.020 (-0.003-0.044) cms(-1) (N-f = 1147). These directly measured ozone deposition values are at the lower end of previously reported data in the literature (0.01-0.12 cm s(-1)) for ocean water. Data illustrate a positive correlation (increase) of the oceanic ozone uptake rate with wind speed, albeit the behavior of the relationship appears to differ during these cruises. The encountered wide range of meteorological and ocean biogeochemical conditions is used to investigate fundamental drivers of oceanic O-3 deposition and for the evaluation of a recently developed global oceanic O-3 deposition modeling system.
2006 年 TexAQS 期间通过船载过氧自由基测量得出的偏远海洋和工业区域的臭氧产量
DOI: 10.5194/acp-11-2471-2011
发表时间: 2011
影响因子: 6.3
作者:
Sommariva R
通讯作者: Sommariva R
碘介导的沿海颗粒形成:海洋边界层中的活性卤素 (RHaMBLe) 概述 Roscoff 沿海研究
DOI: 10.5194/acpd-9-26421-2009
发表时间: 2009
期刊: --
影响因子: --
作者:
McFiggans G
通讯作者: McFiggans G