Energy-efficient (or Carbon-emission-reducing) Water Recycling and Reuse

elerGreen Production and Waste Valorization from Water Pollutants using Renewable Electricity
Hui Huang Hoe (Canada/ elerGreen Industry Corporation)

Next-generation wastewater treatment process for carbon and energy neutralities
Rahul Gajanan Kadam(South Korea/South Chosun University)

Recycling of wastewater to recover fresh water, reduce brine discharge and capture CO₂
Hyoungkun Leo Park(USA/Capture 6)

Sustainable Water Resource Management

Clean Water Village：Sustainable Water Resource Management Action from Catchment to Villagers
Lin Yuru(China/Changjiang River Scientific Research Institute)

Flood/Drought Risk Assessment and Management

Climate resilient water management software powered by satellite imaging & AI
Nataliya Mykhaylova(Canada/WeavAir)

Depletion and Pollution of Water Caused by Natural Disaster

SWC
Yin Chi Liu(Taiwan/Ming Chi University of Technology)

Nature-based Solutions for Ecological Recovery and Resilient Water Cycle

Nature based river rejuvenation: Mandakini River, India (part of Ganga basin)
Meesha Tandon(India/KRESP)

Bamboo oasis
Zhen-Yan Zeng(Taiwan/Ming Chi University of Technology)

Scale-up of WASH for Public Health

Empowering the local to access safe and sustainable drinking water in Laos Juliette Richard(Laos/ Abundant Water)

Improving Access to WASH in school constructing latrines and hand washing facility. Natan Molla(Ethiopia/JImma University)

Integrated Management of Diversified Water Resources

Micro solar desalinator, easily producible in underdeveloped countries Hunkyun Park(South Korea/Solarinno Co, Ltd.)

Flood Prevention and Management for Sustainable Water Cycle and Urban Regeneration

Emergency Water Response (EWR) Unit Kimberly Limpahan(Philippines/ NXTLVL Water Technology Inc.)

Conservation and Income Generation through the construction of Ponds Durga Kumar Thapa (Nepal/ Hamro Prabidhi : Ramro Nepal )

Nature-based solutions for ecological recovery and reinstate natural process of rivers

Restoration of the Riverine Ecosystem Through the Application of Nature-based Riparian Eco-belts
NASH JETT REYES(South Korea/ KONGJU NATIONAL UNIVERSITY)

Energy Efficiency in Sewage, Waste water, and Sea Water Recycling and Reuse

Reuse of Fecal Sludge for Income and Environmental Quality Maintenance
Abubakari Zarouk Imoro(Ghana/University for Development Studies)

NEXUS for Efficient Utilization of Limited Water Resources and Energy Recovery

Grid connected solar irrigation pumps for economic and sustainable water solution
Kamala Dhakal(Nepal/ Kinnovation Trading Pvt.Ltd.)

'Smart' Solutions for Water Management : Definition and Case of 'Smart Solutions' by Region, Sector, and Target

SISAM: Improved Solar Irrigation Solution Maddalena Curioni(France/Electriciens sans frontières)

Scale-up of WASH for Public Health

(Solution 1) An Innovative Toilet System for Low-income Countries for Covid-19 and SDG 6
Mr. Janith Madubasha Dissanayake, Waterfirst Laboratory, Seoul National University, Republic of Korea

(Solution 2) Resource Circulation Sanitation Showcase to Provide Sustainable Sanitation in Remote Areas
Dr. Shervin Hashemi, Institute for Environmental Research, Yonsei University, Republic of Korea

(Solution 3) Engaging Public, Private, and Civil Society Groups in WASH Through Women-Led Output Based Aid (WOBA)
Mr. Khouankeo Ardphasouk, Thrive Net-Works/ East Meets West Foundation, Lao PDR.

Energy Efficiency in Sewage, Waste water, and Sea Water Recycling and Reuse

(Solution 4) Gravit’eau: a mobile handwashing station with automatic water recycling
Mr. Tom Fitzpatrick, Terre des Hommes, UK

(Solution 5) Seawater cooling for photovoltaic solar power greenhouses and agriculture
Mr. Volker Korrmann, IrrigationNets.com, Germany

ICBM, ICT based Water Management

(Solution 6) Intelligent water leak management platform
Prof. Dr. Young-June Choi, WI.Plat Co.,Ltd., Republic of Korea

'Smart' Solutions for Water Management : Definition and Case of 'Smart Solutions' by Region, Sector, and Target

(Solution 7) SMART Tech in support of Low Tech for Pumping Water Uphill
Mr. Auke Idzenga, Alternative Indigenous Development Foundation, Inc., Philippines

Nature-based Solutions for Ecological Recovery and Reinstate Natural Process of Rivers

(Solution 8) Restoration Hydro™: A watershed approach to standard modular new hydropower
Ms. Gia Schneider, Natel Energy and Restoration Hydro™, Natel Energy Inc., USA

Ecological Urban Water Cycle in Adaptation of Climate Change

(Solution 9) Extraction of Water from Air at Zero Energy Expenditure to Mitigate Water and Energy Crisis in India
Dr. Senthil Kumar Sadasivam, Geobiotechnology Laboratory, National College (Autonomous), India

(Solution) Sponge-An innovation in irrigation for sustainable farming

(Solution) A water kiosk at school

(Solution) Smart Technology for Integrated Management of Diversified Water Resources

(Solution) Novel Fertilizer Production from Human Urine in Membrane Distillation Process

(Solution) Improving Water Security through Water-Energy Nexus Approach in Danang city of Vietnam

(Solution) Solar Dew – Solar Water purification and desalination for households and communities

(Solutions) Exploiting the synergies between sustainable urban drinage systems(SUDS) and urban farming in Vinh Yen City, Vietnam

(Solution) Rejuvenation of Lake Mahadevapura using Nature Based Systems

(Solution) AgriHydro A Smart Technology to Better Irrigation Management in IWRM platform

(Challenge) Low Agricultural Water Productivity in Urmia Lake Basin, Iran

(Solution) The Buried Diffuser : an Effective Underground Irrigation System for Optimal Water Management

(Challenge) Septage Management in the Urban Areas of Indonesia

(Solution) Sustainable Rainbow

(Solution) Septage Management through Decentralization of Septic Tanks and Community Participatory Approach

(Challenge) Choluteca River in Honduras, "Mad Water“

(Solution) Quesungual Belt for Flood Mitigation

(Challenge) Problems Pertinent to Prevalence of Excessive Fluoride in Different Water Sources (Worldwide)

(Solution) Low-cost and Low-tech Defluoridator Device Based on Calcium Phosphate

(Challenge) Water Insecurity in Manoka, Cameroon

(Solution) Multiple Water Solutions for Water Insecurity in Manoka Islands

(Solution) Water Resource Management for Future Water Security

(Challenge) Current Onsite Sanitation System in the Urban Areas of Bhutan is not Adequate

(Solution) Compact and improved onsite sanitation using renewable energy and plastic waste biofilter media

(Challenge) Current Onsite Sanitation System in the Urban Areas of Bhutan is not Adequate

(Solution) Sanitation Revolution: From Waste to Resource

(Challenge) Drainage Water Reuse in Egypt

(Challenge) How Can Rainwater Harvesting Be Implemented to Obtain an Alternative Resource in HCMC, Mekong Delta?

(Solution) Groundwater Recharge Wells

(Challenge) How Can Rainwater Harvesting Be Implemented to Obtain an Alternative Resource in HCMC, Mekong Delta?

(Solution) VAC Initiative for rainwater self-collection system for public space in Ho Chi Minh City

(Challenge) Water Scarcity and Saline Groundwater Affecting Local Community of Kojani, Zanzibar

(Solution) A bucket brings fresh water, Sorain Bucket

(Challenge) RasGharib Floods

(Challenge) Water Scarcity Issues in the Small Hilly Villages of Under Pemagatshel District in Bhutan

(Solution) Self-Tank Roof Water Harvesting Soil Cement base Ferro Cement Tank

(Challenge) Villagers Suffering from Draught and Arsenic Water Simultaneously

(Challenge) Drinking Water and Sanitation Problem in Bamgha Village, Gulmi Nepal

(Solution) Low cost Do it Yourself Rain water harvesting in cooperation with Local Government

(Challenge) Near the Water without Water

(Challenge) Water Management Crisis in Cisangkuy River and Bandung Mega City in Indonesia

(Solution) Integrated Urban Water Management: Tradition to Solution for Cities

(Challenge) Water Management Crisis in Cisangkuy River and Bandung Mega City in Indonesia

(Solution) Improving water management with a game-based approach

(Challenge) Water Management Crisis in Cisangkuy River and Bandung Mega City in Indonesia

(Solution) Smart water management to overcome water crisis in Cisangkuy river and Bandung mega city, Indonesia

(Challenge) A Safe Water Crisis in the Southwest Coastal Area of Bangladesh

(Challenge) Water Scarcity isolated islands in Greece using fossil fueled electricity

(Solution) Low electricity desalination based on smart water grid in islands

(Challenge) Effective Farm-level Water Management by the Water Users Association in the Central Asia

(Solution) Effective Farm-Level Water Management by Water Users Association in Central Asia

(Challenge) Leakage Reduction Activities in Developing Countries

(Solution) Akvo Caddisly: Water Quality testing on a mobile phone

(Challenge) Wastewater Reuse in Agriculture in Mexico

(Solution) Atotonilco Wastewater Treatment Plant

(Challenge) Low-cost DIY (Do-It-Yourself) Type Water Purifier

(Solution) Aastha Bio Sand filter

(Challenge) Appropriate Technologies for Water Purification in Underdeveloped Countries

(Solution) Development of water purifier with filter made by raw materials in Cambodia

(Solution) Phytoremediation for clean drinking water systems

(Solution) Off-grid Stand-alone Solar PV Generation & Water Purification Hybrid System

(Challenge) Difficulties in Access to a Limited Drinking Water Source

(Challenge) Problems of Untreated Sewage Discharge during the Wet Season

(Solution) "the gas tracer method"

(Challenge) Safety Management of the Water Infrastructures Subjected to Climate Change

(Solution) Sustainability in the management of transboundary water resources

(Challenge) Difficulties in Agriculture by Locally Shifting Season

(Challenge) Flooding in Citarum river

(solution) Flood Forecasting and Warning System for Citarum River Basin

(Challenge) Development and operation of an early flood warning system including capacity development

(solution) An open source, user friendly flood early warning and forecasting system

(Challenge) Safe Water Sources for Coastal Slums

(solution) Rainwater Harvesting (RWH) and Boat Delivery system for Drinking Water Supply at Coastal Slums of Makoko

(Challenge) Water Scarcity in the Desert Communities of Western Rajasthan

(Challenge) Arid islands on South Aegean Sea facing water scarcity and overloaded energy systems

(solution) Dimensioning desalination units using Renewable Energy Sources on the arid islands of South Aegean Sea

(Challenge) No easy acces to water for many upland villages and farms

(solution) Green Revolution by implementing Low solar energy water pump

(Challenge) Securing Water for Food: A Grand Challenge to Meet Food Crisis

(solution) Promoting rain and wastewater harvesting techniques among rain-fed communities of Pakistan

(Challenge) Abakaliki, a pottential Eco-city in Nigeria

(Challenge) Water In Crisis

(Challenge) Rural water problem

(solution) EKOMURO H2O+ COLLECTING RAINWATER IN USED PET CONTAINERS IN SCHOOLS AND URBAN POVERTY REGIONS

(Challenge) Self sustained water desalinator for each family in remote area

(solution) Low Cost Multi Effect Solar Still

(Challenge) Wastewater crises in Izbet El Islah

(solution) Self sufficient triple-stage treatment process for Izbet El-Islah wastewater crisis

(Challenge) The Need For a Good Quality Water Source for Citizens of Gwangju Metropolitan City.

(solution) The suggestion for operating of public sewage treatment plants through the introduction of Basin Sewerage Integrated Management System

(Challenge) What are the positive and negative influence according to the construction of sewage (Interceptor, P/S, CSOs) in combined drainage system area?

(Challenge) Managing complexity and dealing with distrust in transboundary basins: An example of the Aral Sea basin of Central Asia