TS=((("wwtps" OR "wwtp" OR "water-use efficiency" OR "water-related ecosystems" OR "water, sanitation and hygiene" OR "water use" OR "water treatment processes" OR "water treatment plants" OR "water treatment" OR "water supply systems" OR "water supply system" OR "water supply resilience" OR "water supply" OR "water supplies" OR "water stress" OR "water sources" OR "water source" OR "water scarcity" OR "water reuse" OR "water resources management" OR "water resources" OR "water resource management" OR "water resource" OR "water recycling" OR "water quality standards" OR "water quality parameters" OR "water quality index" OR "water quality" OR "water purification" OR "water pollution" OR "water pollutant" OR "water management" OR "water harvesting" OR "water footprint" OR "water filtration" OR "water environment" OR "water efficiency" OR "water ecosystems" OR "water distribution systems" OR "water distribution system" OR "water desalination" OR "water demand" OR "water cooperation" OR "water contamination" OR "water conservation" OR "water bodies" OR "water availability" OR "water and sanitation management" OR "water analysis" OR "wastewater treatment technology" OR "wastewater treatment systems" OR "wastewater treatment system" OR "wastewater treatment processes" OR "wastewater treatment process" OR "wastewater treatment plants" OR "wastewater treatment plant" OR "wastewater treatment facility" OR "wastewater treatment facilities" OR "wastewater treatment" OR "wastewater reuse" OR "wastewater reclamation" OR "wastewater effluent" OR "wastewater" OR "waste water treatment plants" OR "waste water treatment plant" OR "waste water treatment" OR "waste water management" OR "waste water" OR "urban wastewater treatment plants" OR "urban wastewater treatment" OR "urban wastewater" OR "untreated wastewater" OR "ultrafiltration" OR "treated water" OR "transboundary cooperation" OR "total suspended solids" OR "tap water" OR "sustainable water management" OR "soil water assessment tool" OR "sewage treatment plants" OR "sewage treatment plant" OR "sewage treatment" OR "sanitation services" OR "safe drinking water" OR "river bank filtration" OR "reverse osmosis" OR "recycled water" OR "reclaimed water" OR "quality water" OR "quality drinking water" OR "potable water" OR "pit lake water quality" OR "open defecation" OR "moving bed biofilm reactor" OR "membrane bioreactor" OR "lake water quality" OR "irrigation water" OR "integrated water resources management" OR "integrated water resource management" OR "industrial wastewater treatment" OR "industrial wastewater" OR "inadequate water supply" OR "hand-washing facility" OR "groundwater resources" OR "groundwater quality" OR "groundwater pollution" OR "grey water" OR "green water" OR "freshwater resources" OR "freshwater ecosystems" OR "freshwater availability" OR "fresh water availability" OR "fresh water" OR "equitable sanitation" OR "drinking water treatment plants" OR "drinking water treatment" OR "drinking water supply" OR "drinking water supplies" OR "drinking water sources" OR "drinking water services" OR "drinking water quality" OR "drinking water distribution systems" OR "drinking water distribution" OR "drinking water" OR "domestic wastewater treatment" OR "domestic wastewater" OR "desalination" OR "dairy farm wastewater" OR "clean water" OR "clean drinking water" OR "chemical oxygen demand" OR "blue water" OR "black water" OR "aquifer" OR "aquatic environment" OR "aquatic ecosystems" OR "affordable drinking water" OR "advanced wastewater treatment" OR "activated sludge process" OR "activated sludge" OR (("waste water" OR "waste water") AND "treatment" AND ("water pollution" OR "water pollutant")) OR (("pollution remediation" OR "pollutant removal") AND "water management" AND "water") OR ("water-use efficiency" AND "sanitation or hygiene" AND "water") OR ("water toxicology or water ecotoxicology" AND "sanitation or hygiene" AND "water") OR ("water supply or water supplies" AND "sanitation or hygiene" AND "water") OR ("water management" AND "sanitation or hygiene" AND "water") OR (("anti-fouling membranes" OR "antifouling membranes" OR "anti-fouling membrane" OR "antifouling membrane") AND "sanitation or hygiene" AND "water") OR ("water-use efficiency" AND "resource" AND "water") OR ("water toxicology or water ecotoxicology" AND "resource" AND "water") OR (("water supply" OR "water supplies") AND "resource" AND "water") OR ("water management" AND "resource" AND "water") OR (("anti-fouling membranes" OR "antifouling membranes" OR "anti-fouling membrane" OR "antifouling membrane") AND "resource" AND "water") OR ("water-use efficiency" AND "quality" AND "water") OR (("water toxicology" OR "water ecotoxicology") AND "quality" AND "water") OR (("water supply" OR "water supplies") AND "quality" AND "water") OR ("water management" AND "quality" AND "water") OR (("anti-fouling membranes" OR "antifouling membranes" OR "anti-fouling membrane" OR "antifouling membrane") AND "quality" AND "water") OR (("sustainable withdrawals" OR "sustainable supply") AND "freshwater") OR (("water access" OR "drinking water") AND "safe") OR (("wetland*" OR "aquifer*") AND "restor*") OR ("ecosystem*" AND "water" AND "restor*") OR (("wetland*" OR "aquifer*") AND "protect*") OR ("ecosystem*" AND "water" AND "protect*") OR ("sanitation" AND "water" AND "official development assistance") OR (("water use" OR "water uses") AND "freshwater") OR ("treatment" AND ("water shortage" OR "water security") AND "freshwater") OR (("pollution" OR "pollutant" OR "contamina*") AND "water quality" AND "freshwater") OR ("water purification" AND "freshwater") OR ("water pollution" AND "freshwater") OR ("water infrastructure" AND "freshwater") OR ("water footprint" AND "freshwater") OR ("water conservation" AND "freshwater") OR ("treatment" AND ("waste water" OR "waste water") AND "freshwater") OR ("sewer*" AND "freshwater") OR ("sanit*" AND "freshwater") OR ((("ground-water" OR "groundwater" OR "ground") AND "water") AND "freshwater") OR (("pollution" OR "pollutant" OR "contamina*") AND "water quality" AND "freshwater") OR (("water source" OR "drinking water") AND "clean") OR ("safe drinking water" AND "access") OR (("protection of" AND "eco-system or ecosystem" AND "water") NOT "marine") OR ((("endocrine disruptor" OR "endocrine disruptors") AND ("eco-system*" OR "ecosystem*") AND "water") NOT "marine")) NOT "global burden of disease study"))
