Modification of running waters by humankind

• Published in: Stream Ecology pp. 305 - 342
• Main Author: Allan, J. David
• Format: Book Chapter
• Language: English; Japanese
• Published: Dordrecht Springer Netherlands 1995
• Subjects: Alien Species; Biotic Integrity; Instream Habitat; Large Woody Debris; Timber Harvest

As Benjamin Franklin noted in 1772, ‘Rivers are ungovernable things, especially in hilly countries. Canals are quiet and very manageable.’ Perhaps no other ecosystems have been as significantly modified by human activity as have rivers and streams. From the dawn of agriculture we may presume that la...