buisness, enviornment, friendship,infinite,pollution,researching

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Across
  1. 1. The act of gathering information or investigating (11 letters).
  2. 4. Without limits; never-ending (8 letters).
  3. 5. A place where people work or trade (8 letters).
  4. 6. Contamination or harm to the environment (9 letters).
Down
  1. 2. The natural world around us (11 letters).
  2. 3. connection or bond between people (10 letters).