Ela

12345678
Across
  1. 6. a big difference in normal climate patterns over a long period of time
  2. 7. a device that uses pulsed laser light to
  3. 8. to maintain something in its original or existing state
Down
  1. 1. an artifact, document, diary, manuscript, autobiography, recording, or any other source of information that was created at the time under study
  2. 2. to break off
  3. 3. a person who wanted to end slavery, especially in the United States before the Civil War
  4. 4. an ice sample that is typically removed from an ice sheet or a high mountain glacier
  5. 5. distance to a target