The Reuse of Greywater: Insights

Greywater includes water from showers, bathtubs, sinks, kitchen, dishwashers, laundry tubs, and washing machines. The major ingredients of greywater are soap, shampoo, grease, toothpaste, food residuals, cooking oils, detergents, hair etc. In terms of volume, greywater is the largest constituent of total wastewater flow from households. In a typical household, 50-80% of wastewater is greywater, out of which laundry washing accounts for as much as 30% of the average household water use. The key difference between greywater and sewage (or black water) is the organic loading. Sewage has a much larger organic loading compared to greywater. Importance of Reuse of Greywater … Continue reading

Energy Conservation in Mosques: A Guide

A mosque (or masjid) is a place where Muslims worship and offer prayers round the year. In addition, a mosque plays a pivotal role in Islamic communities worldwide. Mosques have a unique operating schedule and are occupied five different times daily for a period of around 30 – 60 minutes for each prayer (this may differ from one mosque to another). For special occasions like Friday Prayers, Eid Prayers and Ramadan nights, people may stay for longer periods in mosques. In recent years, mosques have become big consumers of electricity due to widespread use of air conditioning, hot water systems, … Continue reading

Water Conservation Strategies to Increase Water Efficiency

To deal with water management challenges, it is important to bring a balance between both water supply and demand side. This can be done by employing strategies to increase water efficiency and water conservation. Water conservation strategies for the Middle East include reducing the use of potable water where possible, find alternative source of water for various water usage and increase the water efficiency of fixtures and equipment. Efficient strategies along with water monitoring that tracks water consumption and identifies problems can significantly reduce both indoor and outdoor water consumption in water-scarce Middle East countries like UAE, Qatar, Kuwait and … Continue reading

Islamic Framework on Integrated Water Resources Management

The Islamic perspective on Integrated Water Resources Management (IWRM) framework provides a holistic approach to look at the entire spectrum of water management components, i.e, water resources, uses, treatment and resue. Islam provides policies and principles that address all elements of the framework for . At the resource level, Islam teaches that the Universe and humans are created by God. And the source of water is from God, the creator, however, Islam believes in the rational and pragmatic explanations of science. The first verse in Quran is “Read” and there are many references in Quran that urge humans to think … Continue reading

Water Awareness in Qatar: A Survey

Qatar is one of the world’s most water-scarce countries in the world. But the continuous expansion of fossil fuel-led desalination technology and associated water infrastructure evaded the shortages and led to continuous access to safe and clean water to all the citizens and residents. In recent years, Qatar witnessed the growing household water consumption adding stress to the economy, infrastructure, and the environment. New measures were proposed to curb the demand through increasing water tariffs and recycling domestic wastewater for semi-productive use. However, these measures have not reduced the domestic consumption of water. Conserving water is one of the strategic … Continue reading