Marine Biomes, Wetlands & Water Pollution

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Across
  1. 3. Areas where saltwater and freshwater meet
  2. 5. rate in which sunlight is converted into organic material
  3. 6. thermal pollution as sunlight can warm runoff from areas with little shade.
  4. 8. loose soil, sand, silt, and clay.
Down
  1. 1. used to determine the effect that a chemical or pollutant has on a living organism
  2. 2. the transition between land and sea
  3. 4. released because the organic matter is allowed to receive oxygen to decompose
  4. 7. Thick, plant-filled areas that filter water naturally