Tag: pollution
Stormwater management is a crucial aspect of urban planning and environmental protection. It involves controlling and using rainwater runoff to prevent flooding, reduce pollution, and protect water resources. Stormwater management practices aim to mimic natural water cycles by promoting infiltration, retention, and filtration of rainwater where it falls. Effective stormwater management requires a combination of strategies, […]
Combined sewer systems collect rainwater, sewage, and industrial wastewater in one pipe. These systems work well in dry weather, but problems arise during heavy rain or snowmelt. When too much water enters the system, it can overflow into nearby water bodies. This overflow, known as Combined Sewer Overflow (CSO), can harm the environment and pose health […]
Sewer systems are vital infrastructure that keep our cities clean and healthy. They carry wastewater from homes and businesses to treatment plants, protecting public health and the environment. A well-designed sewer system can handle large volumes of water and prevent sewage backups and overflows. These systems come in different types, including sanitary sewers for wastewater and […]
Food and beverage wastewater is a significant concern for restaurants, food processing plants, and beverage manufacturers. This waste contains high levels of organic matter, oils, and chemicals that can harm the environment if not treated properly. Food service establishments often face challenges with wastewater treatment systems due to hydraulic and organic overloading. The strength and composition […]
Pharmaceutical wastewater is a growing concern for the environment and public health. This type of wastewater comes from drug manufacturing facilities and contains various chemicals used in making medicines. Pharmaceutical manufacturing facilities can be a major source of drugs entering the environment, with some treatment plant effluents having 10 to 1,000 times higher concentrations of pharmaceuticals […]
Textile and dye wastewater poses a significant challenge for water treatment facilities worldwide. This type of effluent contains various chemicals and colorants that can harm aquatic ecosystems and human health if left untreated. Textile dyes do not bind tightly to fabric and are often discharged into the environment, making them a major source of water pollution. […]
Mesophilic digestion is a biological process that breaks down organic matter using microorganisms that thrive in moderate temperatures. This method is widely used in wastewater treatment plants and biogas production facilities. Mesophilic digestion occurs at temperatures between 20°C and 45°C (68°F to 113°F), making it an energy-efficient option for organic waste management. The process involves complex […]
Fenton reaction systems are powerful tools in chemistry. They use iron and hydrogen peroxide to create highly reactive molecules. These molecules can break down tough pollutants in water and soil. The Fenton reaction works best at a pH of about 3, which is lower than most natural soil conditions. This means it often needs some […]
Membrane filtration is a powerful water treatment method that removes contaminants from liquids. It works by using a thin barrier with tiny holes to catch unwanted particles. Membrane filtration can remove substances larger than 1 micrometer, making it effective for cleaning water and other fluids. This technology has gained popularity in recent years. It’s now used […]
Jet aeration is a powerful method for adding oxygen to water and wastewater. It uses high-speed water jets to mix air into liquid, creating tiny bubbles that dissolve oxygen quickly. This process is key in many treatment plants and industrial settings. Jet aerators can boost oxygen levels in water up to 8 times faster than […]