Enviornmental movement - History 50's/60's

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Across
  1. 2. Created in 1969
  2. 4. Was in Ny and we see it around here every once in a while.
  3. 5. This can be referenced with peacful Protesting.
  4. 6. Henry David Thoreau made this book
  5. 7. Who created Earth day
  6. 8. One of the most important groups that promoted earth day
Down
  1. 1. One person that made a key philisophical contribution
  2. 3. One thing that had health conditions
  3. 4. One of the most important oil spills
  4. 6. Where did earth day start