Physical Geography and the Environment

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Across
  1. 3. array of species found in an ecosystem or bioregion
  2. 4. greenhousegases
  3. 7. deep trenches or valleys on Earths surface
  4. 10. a measure of solar radiation
  5. 11. a condition where water availability is less than water demand
  6. 13. an area that serves as a catchment for the waters of a river system
  7. 14. a rock fracture along a plate boundary
  8. 17. a biological community of interacting organisms and their physical environment
  9. 18. energy sources that are replenished by nature at a faster rate than they are used or consumed
  10. 19. the measured change in climate from a previous state contrasted with the normal variability
  11. 20. continental-scale winds that flow from high to low pressure
  12. 21. human-generated greenhouse gases
Down
  1. 1. a spatial unit or region of local plants and animals adapted to a specific environment
  2. 2. a climate moderated by proximity to oceans or large seas
  3. 5. natural process of atmospheric heating
  4. 6. a graph of average annual temperature and precipitation data by month and season
  5. 8. heat energy produced in Earth's hot interior that can be utilized for generating heat and electricity
  6. 9. the average weather conditions of a place
  7. 12. a climate region in a continental interior
  8. 15. a band of strong upper-atmosphere air currents encircling the globe that affect surface weather and air movement
  9. 16. an international treaty to limit greenhouse gas emissions