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Across 3. cold or warm stream of seawater that flows in the oceans, generally in a circular pattern 4. one that actively contributes to the production of a result 8. a periodic reversal of the pattern of ocean currents and water temperatures in the Mid-Pacific region (2 Words) 9. a scientific explanation for an event 12. a frequently windless area near the Equator 14. Widely diffused or prevalent 15. a tree or a shrub that sheds its leaves annually 18. 66.5° N Latitude to 90° N Latitude (2 Words) 19. haze created by the interaction of Ultraviolet radiation with chemical fumes from automobile exhausts and other pollution sources 20. an imaginary line that runs through the center of the Earth between the North and South poles 24. of or relating to or part of trees or shrubs bearing cones and evergreen leaves 26. the capacity of certain gasses in the atmosphere to trap heat, thereby warming the Earth (2 Words) 27. degree of hotness or coldness measured on a set scale, such as Fahrenheit or Celsius 28. being in or facing the direction toward which the wind is blowing 29. one of two days, about March or September 21st, on which the Sun is directly over the Equator making day and night of equal length 31. gradual warming of the Earth and its atmosphere that may be caused in part by pollution and an increase in the greenhouse effect (2 Words) 32. 66.5° S Latitude to 90° S Latitude (2 Words) 35. Forest with both Coniferous and Deciduous trees (2 Words) 36. to be composed or made of 38. permanently frozen layer of soil beneath the surface of the ground 39. the resulting diagonal movement either north or south of prevailing winds caused by the Earth’s rotation (2 Words) 40. 23.5° S Latitude (3 Words) 41. to keep in possession or

Down 1. small area in a desert here water and vegetation are found 2. to bring into existence 3. weather patterns for an area over a long period of time 5. the difference or degree of difference between things having similar or comparable natures 6. The Region of the Globe between 0° (The Equator) and 23.5° N (Tropic of Cancer) and 23.5° S (Tropic of Capricorn) (2 Words) 7. to govern or direct according to rule 10. to produce an effect upon 11. an inland grassland area 13. the dry area on the opposite side to the leeward in a mountain range (2 Words) 14. condition of the atmosphere in one place at a specific period of time 16. Part of the Globe between 23.5° N and 23.5° S Latitude 17. 23.5° N Latitude (3 Words) 21. latitudes ranging from 60° to 90° (2 Words) 22. wind in a region that blows in a constant directional pattern (2 Words) 23. Plant life that grows in a certain area if people have not changed the natural environment (2 Words) 25. being in or facing the direction from which the wind is blowing 30. to be greater than or superior to 33. use in astronomy, the Earth’s yearly trip around the Sun, lasting 365 ¼ Days 34. One of two days; June 21or December 22 when the Sun’s rays strike directly on the Tropic of Cancer or Capricorn, marking the beginning of Summer or Winter 37. vast region of deserts and oases in North Africa