power from nature

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Across
  1. 2. a series of events that are regularly repeated in the same order.
  2. 3. A giant piece of ice
  3. 4. make a difference to
  4. 6. a hole in a water foundation
Down
  1. 1. pass from place to place or person to person.
  2. 2. to protect something in danger
  3. 4. take in or soak up
  4. 5. need to do something