Geography field work

12345678
Across
  1. 3. what is a field sketch an example of
  2. 5. a statement tested through fieldwork investigation
  3. 6. an unbiased sampling method
  4. 7. shows the change of river characteristics going downstream
  5. 8. uses an observer's judgements to assess environmental quality against a range of indicators
Down
  1. 1. an artificial flood method to prevent flooding
  2. 2. samples that are evenly distributed
  3. 4. descriptive and subjective data