Assertion: tidal barrage | /r/HasAspect | negative effect
Facets:
value: very
type: DEGREE
value: on the estuarine systems
type: LOCATION
Source sentences:
text: Tidal barrages have a very negative effect on the estuarine systems because they lengthen the periods of high and low tide, shorten the tidal range (difference of maximum and minimum water level) and shorten and intensify the periods of ebb and flow.