Are you holding water-correctly?

摘要

Stormwater detention (temporary storage) and retention (long-term storage) basins are cropping up across the nation, and there's no end in sight.rnHarris County, for instance, is a heavily populated Texas county with 3.8 million people, and its No. 1 natural hazard is flooding. The Harris County Flood Control District has stopped many potential floods in their tracks, however.