joon's wordcross thing

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Across
  1. 2. one of the halves that the equator separates
  2. 7. the southern polar ice-cap
  3. 8. many porous rock or sediment saturated w/ water
  4. 9. an imaginary line separating the north and south pole
  5. 11. a cloud that produces thunder and lightning
  6. 13. putting waste into the environment
  7. 16. the measurement of cold and hot
  8. 17. water cycle
Down
  1. 1. area with a localized climate
  2. 2. a tropical storm with high winds
  3. 3. a large piece of ice that moves slowly over land
  4. 4. where gasses become liquid
  5. 5. form liquid or solid to gasses
  6. 6. technology that is used to extract things in the ground
  7. 10. the northern polar ice-cap
  8. 12. runoff produced by melted snow
  9. 14. an area that drains streams and rainfall
  10. 15. A column of air touching the ground