Facultative lagoon

https://www.wikidata.org/wiki/Q5428856

Field Hierarchy

Parent
Engineering 25M papers	Environmental science 8.8M papers	Waste management 1.6M papers	Environmental engineering 971k papers
Wastewater 242k papers	Sewage treatment 118k papers	Effluent 108k papers	Sewage 60.8k papers
Current
Facultative lagoon 525 papers
Child

Trends

Notes

History