Mediaspace scheduled maintenance: Aug 25, 2026 07:00 - 12:00 AM. During this time, videos will be temporarily unavailable. Check status updates.

Lecture

Nitrogen cycle: Key Processes and Enzymes

Related lectures (32)

Sulfur and Nitrogen Cycles

Explores the environmental significance of sulfur and nitrogen cycles, including key microbial processes and organisms involved.

Nitrification and Anammox

Covers nitrification and anammox processes, explaining the oxidation of ammonium under different conditions and their significance in water biogeochemistry.

Nitrogen and Sulfur Cycles in Biogeochemistry

Explores the nitrogen and sulfur cycles, focusing on ammonia oxidation, nitrification, anammox, and microbial networks in different environments.

Nitrification and Anammox

Explores nitrification and anammox processes, electron transfer mechanisms, enzyme roles, and their significance in nutrient cycling and wastewater treatment.

Denitrification: Water Quality and the Biogeochemical Engine

Explores denitrification, the reduction of nitrate to N₂ under anoxic conditions, crucial for water quality.

Nitrogen Cycle: Key Concepts

Explores the nitrogen cycle, emphasizing microbial mediation, key processes, enzymes, and anthropogenic impacts on nitrogen fixation.

Nitrogen Cycling: Denitrification

Explores denitrification, the reduction of nitrate to N2 under anoxic conditions, and its significance in the nitrogen cycle.

Biological Nutrient Removal: Nitrogen and Phosphorus

Explores biological nutrient removal in wastewater treatment, covering nitrogen and phosphorus removal, activated sludge process, nitrification, denitrification, and phosphorus recovery.

ReCLEAN: Nitrogen Impacts and Climate Nexus

Introduces the ReCLEAN Joint Initiative, focusing on the impact of reactive nitrogen at the Climate, Energy, Agriculture, Water, and Health Nexus.

Nitrogen fixation

Explores nitrogen fixation, the incorporation of atmospheric nitrogen into biomass by organisms, and the strategies used to cope with oxygen toxicity.

Chemistry of Silicates and Nitrogen Compounds

Explores silicate chemistry, nitrogen compounds properties, and environmental impact.

Wastewater Treatment: Nutrient Removal

Explores biological nutrient removal and chemical phosphorous removal in wastewater treatment plants, emphasizing denitrification and phosphate removal methods.

Nitrogen fixation

Explores nitrogen fixation, the energy-intensive process of capturing N₂ from the atmosphere to incorporate nitrogen into biomass.

Ammonia Production Process

Discusses the mass balance in an ammonia production process with a focus on nitrogen and hydrogen stoichiometry.

Carbon cycle: Water Quality and the Biogeochemical Engine

Explores the carbon cycle, its distribution in different reservoirs, and the microbiological transformations of carbon, emphasizing its interplay with other global cycles.

Electrifying Carbon and Nitrogen Conversion: Sustainable Technologies

Covers the electrification of processes for carbon and nitrogen conversion, emphasizing sustainable technologies and the need for decarbonization in chemical manufacturing.

Nitrogen Removal: Nitritation and ANAMMOX

Explores nitrogen removal in WWTPs through nitritation and ANAMMOX, addressing key figures, challenges, and process options for efficient removal.

Organic matter reactivity

Explores the reactivity of organic matter in water systems, including ageing processes, transformation, and hydrophobicity.

Nitrogen Cycle: Understanding Its Processes and Impacts Log in to Mediaspace to watch this video

Covers the nitrogen cycle, its processes, and the impact of human activities on nitrogen levels in the environment.

Nitrogen Cycle: Mechanisms and Microbial Processes Log in to Mediaspace to watch this video

Discusses the nitrogen cycle, focusing on fixation, nitrification, and denitrification processes and their ecological significance.