Lecture

Sulfur and Nitrogen Cycles

Related lectures (32)

Nitrogen and Sulfur Cycles in Biogeochemistry

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

Explores the sulfur and nitrogen cycles, discussing bacterial diversity, key compounds, biogeochemistry, and environmental impacts.

Nitrification and Anammox

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

Sulfur Cycle: Microbial Processes and Energy Conservation

Explores microbial processes in the sulfur cycle and energy conservation mechanisms.

Nitrogen Cycle: Understanding Its Processes and Impacts

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

Nitrogen Cycle: Mechanisms and Microbial Processes

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

Denitrification: Water Quality and the Biogeochemical Engine

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

Nitrification and Anammox

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

Sulfur Cycle: Processes and Implications

Explores the sulfur cycle processes, microbial components, and geochemical implications, including corrosion by sulfate-reducing bacteria.

Photosynthesis: Anoxygenic Phototrophs and Carbon Fixation

Explores photosynthesis in anoxygenic phototrophs and the mechanisms of carbon fixation.

Sulfur Cycle: Microbial Transformations and Environmental Implications

Explores microbial sulfur transformations, focusing on sulfate-reducing bacteria and their environmental impact.

Nitrogen cycle: Key Processes and Enzymes

Explores the nitrogen cycle, emphasizing microbial-mediated cycling and key enzymes, discussing N₂ fixation, nitrification, denitrification, and human impact.

Nitrogen Cycling: Denitrification

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

Microbial sulfur oxidation

Explores microbial sulfur oxidation pathways, key intermediates, and environmental significance in acid mine drainage and bioleaching.

Microbial Metabolic Diversity

Explores microbial metabolic diversity, including energy sources, redox reactions, and ATP generation.

Carbon Fixation: Pathways and Mechanisms

Explains carbon fixation processes, detailing various pathways and their significance in converting CO₂ into organic carbon.

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.

Anoxygenic Photosynthesis

Explores anoxygenic photosynthesis, redox potential, cyclic electron flow, ATP generation, green sulfur bacteria, chlorosomes, and prokaryotic phototroph diversity.

Nitrate Reduction by Pyrite

Explores nitrate reduction by pyrite and ferrous iron, emphasizing their role as electron donors in groundwater.

Photosynthesis: Microbial Mechanisms and Ecological Implications

Covers the mechanisms of photosynthesis, focusing on microbial processes and their ecological significance.