CROSSWORD

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Across
  1. 2. Film of life found on surfaces, not cinemas
  2. 5. Plants cleaning up our mess
  3. 6. Environmental “hide and store” strateg
  4. 7. Salad of the sea, more useful than just sushi
  5. 8. Reactor that literally needs enlightenment
Down
  1. 1. Sea’s light (and no sound) show
  2. 3. Water “dirt level”, in short
  3. 4. Bioreactor where bubbles replace blades