Dredging and Reclamation

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Dredging and Reclamation by Mind Map: Dredging and Reclamation

1. Dredging

1.1. Definition

1.1.1. The excavation of sediments and disposing of them at a different location

1.2. Effects on the marine environment

1.2.1. Short-term

1.2.1.1. Cause temporary drop in visibility in water

1.2.1.2. Polluted water

1.2.2. Long-term

1.2.2.1. Harm coral reefs

1.2.2.2. Harm marine animals

1.2.2.3. Harm sea bed

1.2.2.4. Cause shortage of a specific species

1.2.2.5. Disruption in food chain

1.2.2.6. Stir up sediments

1.2.2.7. Stir up toxic materials

2. Reclamation

2.1. Definition

2.1.1. The process of creating new land from oceans, seas, riverbeds and lake beds

2.2. Effects on the marine environment

2.2.1. Affect pre-existing marine habitat

2.2.2. Lead to soil liquefaction

2.2.3. Pollute the water

2.2.4. Disrupt ocean's ecosystem