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The surface colour, temperature and wind fields of the Mediterranean sea

机译:地中海的表面颜色,温度和风田

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The surface colour, temperature and wind fields of the Mediterranean Sea, as derived from satellite-based observations, highlight the main environmental processes occurring in the basin. Scales and trends of these processes trace the space-time characteristics of the main geographical provinces in which the basin can be subdivided. A statistical assessment of environmental features appearing in the Mediterranean data set was done using long-term means of chlorophyll-like pigment concentration, sea surface temperature, and wind speed - derived from the historical archives of the CZCS (78-86), AVHRR (82-91), GEOSAT (86-89), ERS-1 (92-95) and TOPEX (93-97) - and bathymetry. The autocorrelation function of the various fields and their classification identify typical parameter scales within distinct sub-basins, differentiating in particular areas under the direct influence of coastal interactions; regions of enhanced patterns, linked to the prevailing winds (i.e. Mistral, Bora, Etesians) and/or currents (i.e. Atlantic jet); open sea areas, characterized by quasi-latitudinal frontal structures (in the western basin) or by a permanent mesoscale eddy field (in the eastern basin).
机译:地中海的地表颜色,温度和风场,源自基于卫星的观测结果,突出了盆中发生的主要环境过程。这些流程的尺度和趋势跟踪了主要地理省份的时空特征,其中盆地可以细分。在地中海数据集中出现的环境特征的统计评估是使用长期叶绿素样颜料浓度,海表面温度和风速 - 来自CZCS(78-86),AVHRR的历史档案( 82-91),Geosat(86-89),ERS-1(92-95)和Topex(93-97) - 和沐浴。各个领域的自相关函数及其分类识别不同的子盆地内的典型参数尺度,在沿海相互作用的直接影响下的特定区域区分;增强图案的区域,与普遍的风相连(即,Mistral,Bora,Etesians)和/或电流(即大西洋喷射);开放的海域,以准纬度正面结构(在西部盆地)或由永久性尺度涡流(在东部盆地)的特征。

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