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1986-2008年吉林省湖泊变化及驱动力分析
湖泊变化 驱动力 遥感
2010/12/28
利用1986年、1995年、2008年覆盖吉林省的Landsat TM遥感影像，通过目视解译，获取3期土地利用数据；基于GIS技术，分析了过去23年吉林省湖泊的时空变化特征，并对导致湖泊面积变化的自然和人文驱动因素进行分析.结果表明：1986－2008年间，吉林省湖泊面积从1986年的3442km2减少到2008年的2622km2；湖泊个数由3134个减少到2718个.其中1986－1995年间湖...
Modelling regional response of lakewater chemistry to changes in acidic deposition：the MAGIC model applied to lake surveys in southernmost Norway 1974-1986-1995
acid neutralizing capacity acidic deposition lakewater chemistry
2009/6/5
Two methods for modelling regional responses of lake water quality to changes in acidic deposition in southernmost Norway were examined. Both methods are based upon the MAGIC model but differ in mode ...
Norwegian lakes show widespread recovery from acidification：results from national surveys of lakewater chemistry 1986-1997
Acid Neutralising Capacity Sulphate concentrations lakes
2009/6/5
Surveys of 485 lakes in Norway conducted in 1986 and again in 1995 reveal widespread chemical recovery from acidification. Sulphate concentrations in lakes have decreased by 40% in acidified areas in ...