Aquatic Ecosystems: Chemical Cycles | |
Chapter Summary Chemical Cycles in Water and Biogeochemical Cycles
The Carbon Cycle in Water
Forms of Carbon
Carbon Reservoirs
The CO2, Bicarbonate, Carbonate Equilibrium
pH, Inorganic Carbon Equilibrium, and Photosynthesis
Acid Deposition
Buffers
Titration
The Dark Side of CO2
The Oxygen Cycle in Water
Forms of Oxygen
Oxygen Reservoirs
Metabolic Adaptations to Low Oxygen Concentrations
Breathing in Water
Circulatory Systems
Behavioral Adaptations to Low Oxygen Concentrations
Hemoglobin
The Phosphorus Cycle in Lakes
Forms of Phosphorus
Reservoirs of Phosphorus
Phosphate as a Limiting Nutrient
Stratification
Luxury Consumption
Recycling
Limiting Nutrient
Cultural Eutrophication
Environmental Protection
The Nitrogen Cycle in Water
Forms of Nitrogen
Reservoirs of Nitrogen
Nitrogen Fixation
Nitrification
Denitrification
Assimilation
Nitrogen Excretion
Ecosystem Manipulations and the Nitrogen Cycle
Silicon in Water
Ecological Stoichiometry
Toxic Chemicals
Heavy Metals in Freshwater Systems
Anthropogenic Organic Chemicals in Freshwater Systems
Ecological Effects of Toxic Chemicals
Bioaccumulation and Biomagnification
Clear Lake Example: Bioaccumulation and Evolution of Pesticide Resistance
Study Guide
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