Need to brush up on nitrification and denitrification? Wondering how they fit in to the wastewater treatment process? Looking for some troubleshooting tips for common wastewater nitrogen operations issues? Then this week's featured video is for you! This 12-minute video discusses the nitrogen cycle, sources of nitrogen in wastewater, types of nitrogen in wastewater, the processes involved in removing nitrogen from wastewater, and troubleshooting tips for issues such as rising ammonia levels and floating pieces of sludge in the clarifier, among other issues. Nitrogen Removal in Wastewater Treatment from Steven Myers on Vimeo . The Nutrient Control category in our document database covers nutrient control and removal topics for both nitrogen and phosphorus. You can type "nitrogen" or "phosphorus" (without the quote marks) into the keyword search field to narrow by nutrient. The nitrogen results are particularly interesting in the Factsheets/Case Studies and Slides/Presentations document types.