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Celebrating 100 Years of Science! | 1925-2025
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Conceptual diagram illustrating that wastewater treatment plants with biological nutrient removal contribute the least amount of nitrogen to groundwater annually per household.
Comparing septic and sewage systems
A biodigestor processes organic waste into gas and fertilizer. It is a simple system to implement with inexpensive materials and is being introduced in isolated rural communities and developing countries to get the double benefit of getting solve energy and environmental problems, and perform proper management of both human waste and animal.
Water: Biodigestor
Illustration for total nitrogen
Total nitrogen (TN)
Queen Annes, Maryland sanitary district
Sanitary district
Queen Annes, Maryland sanitary district
Sanitary district
Back River Wastewater Treatment Plant, Maryland
Wastewater treatment
Back River Wastewater Treatment Plant, Maryland
Wastewater treatment
Back River Wastewater Treatment Plant, Maryland
Wastewater treatment
Back River Wastewater Treatment Plant, Maryland
Wastewater treatment
Back River Wastewater Treatment Plant, Maryland
Wastewater treatment
Back River Wastewater Treatment Plant, Maryland
Wastewater treatment
Back River Wastewater Treatment Plant, Maryland
Wastewater treatment
Back River Wastewater Treatment Plant, Maryland
Wastewater treatment
Back River Wastewater Treatment Plant, Maryland
Wastewater treatment
Back River Wastewater Treatment Plant, Maryland
Wastewater treatment
Back River Wastewater Treatment Plant, Maryland
Wastewater treatment
Back River Wastewater Treatment Plant, Maryland
Wastewater treatment
Back River Wastewater Treatment Plant, Maryland
Wastewater treatment
Back River Wastewater Treatment Plant, Maryland
Wastewater treatment
Back River Wastewater Treatment Plant, Maryland
Wastewater treatment
Back River Wastewater Treatment Plant, Maryland
Wastewater treatment
Back River Wastewater Treatment Plant, Maryland
Wastewater treatment
Back River Wastewater Treatment Plant, Maryland
Wastewater treatment
Back River Wastewater Treatment Plant, Maryland
Wastewater treatment
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