The straightening and widening of a stream or river
1998, Lloyd L. Adams, Wetlands Overview: Problems With Acreage Data PersistSection 404 of the Clean Water Act does not regulate activities such as drainage, ditching, and channelization for agricultural production.
1979, Radiofrequency use and management: impacts from the World Administrative Radio Conference of 1979.The specific frequency bands are not consistent with the current design and channelization plans for the DSCS Satellite Communications System III.