CHAPTER 7
ENGINEERING
IN WATER
Changes
in water bodies over long time scales
Engineering
by humans
- Marine coast and lake engineering
- Engineering in streams and
river
Engineering
of habitats by aquatic plants
Engineering
of water bodies by animals other than humans
- Impoundments by beaver
- Reefs and hydrothermal vents
Engineering
by animals on a small scale
- Body coverings and skeletons
- Making tubes and cases
- Changing particle size
Engineering
by humans that depends on aquatic biological systems
- Drinking water treatment:
sand filters and the use of flocculating agents
- Sewage treatment works
- Others: septic tanks and wetlands