Trends in U.K. mean sea level

Trends in U.K. mean sea level
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英国平均海平面的趋势

DOI:
10.1080/15210608709379549
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发表时间:
1987
期刊:
The Holocene
影响因子:
--
通讯作者:
P. Woodworth
P. Woodworth
中科院分区:
--
文献类型:
--
作者:
P. Woodworth

文献摘要

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在英国海岸附近的一些潮汐测量站测量了平均海平面的长期趋势。四个最长的时间序列(来自阿伯丁、北希尔兹、希尔内斯和纽林)跨越了1916 - 1982年的共同时期,在此期间,所有四个站点的海平面都以每年1-2毫米的速度上升。在这个时间尺度上,阿伯丁的海平面上升速度比纽林慢1.29±0.22毫米/年,假设两个地点之间的海平面没有海洋变化,这推断出英国大陆的南北倾斜与其他作者的结论相似。然而,这次分析的结果和以前的分析结果在数量上有重要的不同。与此同时,希尔内斯的海平面上升速度比纽林更快(每年0.62±0.20毫米),这支持了该国东南部陆地被淹没的观点。从法国布雷斯特获得的长期海平面记录使得计算相对海平面高度成为可能。
Abstract Secular trends in mean sea level have been measured at a number of tide gauge stations around the U.K. coast. Four of the longest time series (from Aberdeen, North Shields, Sheerness and Newlyn) span the common epoch 1916–82, during which sea level has been rising at all four stations at rates of the order of 1–2 mm/year. Over this timescale, sea level at Aberdeen has risen at a rate of 1.29 ± 0.22 mm/year slower than at Newlyn, which, assuming no oceanographic change in level between the two sites, infers a north‐south tilting of the U.K. mainland similar to that obtained by other authors. There are, however, important quantitative differences between the results of this and previous analyses. Sea level at Sheerness, meanwhile, is found to have been rising even faster than at Newlyn (by 0.62 ± 0.20 mm/ year), supporting the idea of greater land submergence in the south‐east of the country. The long sea level record available from Brest, France has enabled the computation of relative sea‐level se...