Rio Negro

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Across
  1. 4. A big problem in the river caused by factories and farms.
  2. 7. The longest river in Uruguay.
  3. 11. The Brazilian state where the river begins.
Down
  1. 1. Capital city of the Río Negro department.
  2. 2. Efforts to protect and care for the river.
  3. 3. The river attracts this activity with its natural beauty.
  4. 5. A popular activity done in the river.
  5. 6. The country where the Río Negro flows from east to west.
  6. 8. The river is an important part of Uruguay’s ________.
  7. 9. The country where the Río Negro starts.
  8. 10. The river provides this essential resource.