他们说，尽管有些地方因为区域气候和沿海径流的的不同而存在差异，但从长期角度来看，全球范围内的浮游生物减少趋势是“不容置疑”的。
They said that although there were variations in some areas due to regional climate and coastal run-off, the long-term global decline was "unequivocal".
根据实测资料对SCS法的部分参数作了修正，使小块农田的降雨径流关系适合上海的区域自然地理条件；
After analyzing data of real measure, part parameters of SCS was amended and the relationship of precipitation runoff suiting physical geography of small farmland in Shanghai was made.
暴雨径流是重要的地面污染源之一，对它的控制和管理是区域水质改善计划中的主要内容。
The rainstorm runoff is one of the major surface source pollution, its control and management is the main content of the regional water quality improvement plan.
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