Greywater

https://www.wikidata.org/wiki/Q1075169

Field Hierarchy

Parent
Biology 36M papers	Engineering 25M papers	Environmental science 8.8M papers	Ecology 8.1M papers
Waste management 1.6M papers	Environmental engineering 971k papers	Wastewater 242k papers	Reuse 117k papers
Current
Greywater 2,222 papers
Child
Greywater reuse 0 papers

Trends

Notes

History