【摘要】 通过多期遥感资料,在潮水位基本相同的前提下,对江苏沿海中段低潮滩的时空演变从三个方面进行了分析,进一步指出其演变趋势已由淤转蚀,并已威胁到中潮滩,滩涂资源呈逐年减少的趋势;强调海涂资源并非是取之不尽用之不竭,唤醒人们要更加珍惜和使用好每一寸自然资源的意识。更多还原

【Abstract】 Based on archived remote sensing information,the author analyzed the temporal and spatial evolution of the low tidal beach along middle Jiangsu coastal zone from three different aspects based on the similar tidal water level.The study pointed out that the evolution has changed from alluvial effect to erosive effect,which threatened the middle tidal beach.The beach resource is decreasing in amount year by year.The author emphasizes that beach resource is limited in nature and tries to awake the consciousness of the public to cherish the natural resources.更多还原