2.1.1 2.1.5 (4)
Saltwater Aquatic Ecosystems. PREDICT: What percent of the earth is covered in water? What percent is land? Explain your prediction.
Carbon Cycling (Fig. 31.26)
Marine Ecosystems. Estuaries Estuaries are formed where ocean water mixes with fresh water These calm waters contain an abundance of Dissolved Oxygen,
Carbon Cycling (Fig. 31.26). Nitrogen Cycling (Fig. 31.24)
The Biogeochemical Pump The biogeochemical pump is the process by which CO 2 used in photosynthesis is transferred into the ocean resulting in a temporary.
Large Scale Human Impacts As the human population is rapidly increases, humans are creating larger environmental changes. Two major concerns are: – Ozone.