Question
by Mehul Patel, Dy. Chief Resilience Officer at Surat City
We are facing the problem of water hyacinth in our river Tapi (India). The entire river is full with Hyacinth. We are trying to remove it but its growth rate ...
Aquatic Ecology River Studies Algae Restoration Eutrophication Lake Management River Restoration Agriculture & Forestry Algae Treatment
Question
I used to work as a WASH coordinator in a community and do regular well disinfection to prevent potential cholera outbreaks and other waterborne diseases. We ...
Academic Waterborne Pathogens Water & Sanitation Sanitation & Hygiene Water Wells Disinfection Water Sanitation & Hygiene (WASH)
Question
by rajesh taneja, PhD IIT DELHI
How can I use community toilets to collect and treat faecal sludge and convert it to energy? Which technologies are the best to use to gain energy from ...
Sludge Treatment Sludge Management Waste Water Treatments Wastewater Treatment Energy Sludge Treatment & Management
Question
by Daniel Hobbs, Waste Water reuse
Which factors affect soil nutrient availability to crops? Which factors, apart from rainfall, climate and length of cropping season affect ...
Academic Fertilizers Soil Hydrology Nutrient Cycling Agriculture & Forestry Fertilizer Soil Management Fertilizer
Question
Does anyone have experience with running high-resolution climate models on a regional sub-domain, i.e. dynamical downscaling for climate studies and climate ...
Academic Hydrological Modelling Computational Fluid Dynamics Climate Change Climate Change Resilience Hydrological Modelling GIS Spatial Analysis 3D Modelling GIS & Remote Sensing Climate
Question
by Sanjay Rana, Director at PARSAN Overseas Pvt. Limited
Can someone please help with more details on "membrane 'sieve' capable of removing salt from seawater to make it drinkable by using graphene, a wafer-thin ...
Sustainable Desalination Graphene Desalination
Question
by Tejaswi Lakkundi, Associate Professor at Arba Minch University
What are the simple geobotanical techniques and methods that can be employed for estimating groundwater potential? Which methods have you used for groundwater ...
Academic Groundwater Environment Hydrology Groundwater Recharge Groundwater Mapping Groundwater Resource
Question
We need to implement a compact waste water treatment plant for a tannery. It needs to have low CAPEX and OPEX and the treated effluent should meet ...
Treatment Effluent Sewage Treatment Industrial Wastewater Treatment Waste Water Treatments Sewage
Question
by Robin Deal, Industrial Wastewater Specialist, Hubbard-Hall
I am currently working with sulfate radicals to treat industrial wastewater containing high levels of metals such as nickel, zinc and copper. ...
Metals Industrial Wastewater Treatment Wastewater Treatment Inorganic Chemicals Sulfates Metals
Question
by parmar andy, shift incharge @ ion exchange india limited
I want to design a reverse osmosis system with 500 LPH capacity. What are the criteria and stages for designing it? Specifically, I would like to know how to ...
Reverse Osmosis Technology Membranes Reverse Osmosis Pump Desalination
Question
by Kristaps Kalnins, Water and Waste Water Treatment Plant Operator at Smiltenes NKUP
What are the most efficient bacteria for wastewater treatment (aerobic, anaerobic and facultative)? How can I encourage their growth and what are the ideal ...
Academic Biological Treatment Industrial Wastewater Treatment Sludge Treatment Wastewater Treatment Biological Treatment Sludge Treatment & Management
Question
by Goksel VATAN, SU AKADEMISI Co. Ltd. - General Manager
Are there any British Standards (BSI) or ISO Standards referring to physical and micro/biological parameters for cooling towers water quality? This is very ...
Standards Cooling Systems Water Quality Management Tower Water Quality Monitoring Water Quality Monitoring
Question
by Tahir Iqbal
We have a transparent exopolymer particles (TEP) fouling problem in our reverse osmosis (RO) membranes. Our pretreatment includes dissolved air flotation (DAF) ...
Purification Reverse Osmosis Membranes Thermal Desalination Membrane Technology Reverse Osmosis RO & MSF Fouling Membrane Filtration Desalination
Question
by Kurt Rasmussen, P.Eng., Specialist Engineer, Water & Wastewater Engineering, SaskWater
For the past years we are struggling to solve the algae and organically-bonded magnesium problems in a lake in Saskatchewan, Canada. We use 3 banks of ...
Ultrafiltration Purification Filtration Algaecides Filtration Solutions Algae Eutrophication Lake Management Algae Treatment Organic Chemicals Nanofiltration
Question
by Miroslav Besermenji, IN-VET INSTITUTE - President
We have a potable water plant with slightly elevated nickel concentration levels. Does anyone have experience with nickel removal? Which technology and ...
Potable Drinking Water Security Drinking Water Treatment Water Treatment Solutions Drinking Water water treatment Contaminants
Question
by Paolo Lunardelli, HEAD wastewater plant management
How can I prevent the formation of foam in a civil wastewater treatment plant? In my case, foaming occurs specifically due to the Nocardia bacteria. How ...
Bacteria Treatment Sludge Treatment Sludge Management Wastewater Treatment Biosorption
Question
by Chad Short, Wastewater Technician at Evergreen Rural Water of Washington
Hydrogen peroxide is effecting the biochemical oxygen demand (BOD) in our activated sludge plant. The local jail is using hydrogen peroxide for the laundry ...
Treatment Sludge Treatment Wastewater Treatment Chemicals Stabilized Hydrogen Peroxide Sludge Treatment & Management
Question
by Tamer ramzy Abd-Elsadek, Employee at Oregon Environmental Engineering, LLC
I have a scaling problem in my Zero Liquid Discharge (ZLD) Plant and this problem happened when two feeds met at the interstage tank. We tried several ...
Academic Treatment Scale & Corrosion Wastewater Treatment Zero Discharge Zero Liquid Discharge
Question
by muhammad tariq khan, water hygiene and sanitation manager
I am a WASH specialist from Pakistan. I am investigating different wastewater treatment plants for our project purposes. Could someone elaborate ...
Treatment Pharmaceuticals Waste Industrial Wastewater Treatment Water Treatment & Control Industrial Water Treatment Wastewater Treatment Water Treatment Solutions Industrial Water Treatment
Question
by Jon Watson, Technical manager at Razaghi Meyer International
How is the accuracy of water meters tested? Was it proven or is it convenient for utilities to adopt the volumetric meters and retain the inferential meters ...
Meter Optimisation Metering Consumption Meters Advanced Metering Infrastructure Metering Technologies Smart Metering (AMI)