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Concept

Biogeochemistry

Related lectures (31)

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.

Microbial Growth and Iron Reduction: Environmental Implications Log in to Mediaspace to watch this video

Explores microbial growth dynamics and iron reduction processes in environmental contexts, emphasizing their ecological significance and practical laboratory applications.

Mineral Dust Impacts Log in to Mediaspace to watch this video

Explores the significance of mineral dust in Earth systems, its impact on climate, atmospheric chemistry, and human health.

Photosynthesis: Microbial Mechanisms and Ecological Implications Log in to Mediaspace to watch this video

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

Silica Biomineralization: Diatoms, Radiolarians, Sponges Log in to Mediaspace to watch this video

Delves into silica biomineralization in diatoms, radiolarians, and sponges, exploring their origin, distribution, and impact on the ocean's silica cycle.

Carbon Fixation: Pathways and Mechanisms Log in to Mediaspace to watch this video

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

Planetary Boundaries: Assessing Environmental Limits Log in to Mediaspace to watch this video

Covers the planetary boundaries framework, emphasizing its importance for sustainability and the risks of exceeding environmental limits.

Iron Cycling: Mechanisms of Iron Oxidation and Reduction Log in to Mediaspace to watch this video

Covers the mechanisms of iron oxidation and reduction in microbial environments, highlighting adaptations of acidophilic and neutrophilic iron oxidizers.

Soil Science: Introduction and Functions Log in to Mediaspace to watch this video

Covers the introduction to soil science, its ecosystem functions, the finite nature of soil, and its diverse functions like production and regulation.

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.

Organic matter degradation Log in to Mediaspace to watch this video

Explores the degradation of organic matter, the role of microorganisms, and the formation of humic substances in soils.