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1. Global GIS : Oil and gas fields

Point Harvard University Public content
1999. American Geological Institute, Geological Survey (U.S.), Petroconsultants International Data Corp., and Environmental Systems Research Institute (Redlands, Calif.). This coverage contains points that describe centerpoint locations of and primary commodity produced by oil and gas fields. A fundamental task in th... American Geological Institute.

2. Arctic Ice Chart, April 1, 1998

Polygon Stanford University Public content
1998. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 1, 1998. This layer is part of the Arctic Climate System (ACSYS) Hi... Arctic Climate System (ACSYS).

3. Arctic Ice Chart, April 12, 1999

Polygon Stanford University Public content
1999. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 12, 1999. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).

4. Arctic Ice Chart, April 13, 1999

Polygon Stanford University Public content
1999. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 13, 1999. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).

5. Arctic Ice Chart, April 14, 1998

Polygon Stanford University Public content
1998. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 14, 1998. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).

6. Arctic Ice Chart, April 14, 1999

Polygon Stanford University Public content
1999. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 14, 1999. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).

7. Arctic Ice Chart, April 15, 1998

Polygon Stanford University Public content
1998. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 15, 1998. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).

8. Arctic Ice Chart, April 15, 1999

Polygon Stanford University Public content
1999. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 15, 1999. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).

9. Arctic Ice Chart, April 16, 1998

Polygon Stanford University Public content
1998. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 16, 1998. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).

10. Arctic Ice Chart, April 16, 1999

Polygon Stanford University Public content
1999. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 16, 1999. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).

11. Arctic Ice Chart, April 17, 1998

Polygon Stanford University Public content
1998. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 17, 1998. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).

12. Arctic Ice Chart, April 19, 1999

Polygon Stanford University Public content
1999. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 19, 1999. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).

13. Arctic Ice Chart, April 2, 1998

Polygon Stanford University Public content
1998. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 2, 1998. This layer is part of the Arctic Climate System (ACSYS) Hi... Arctic Climate System (ACSYS).

14. Arctic Ice Chart, April 20, 1998

Polygon Stanford University Public content
1998. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 20, 1998. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).

15. Arctic Ice Chart, April 20, 1999

Polygon Stanford University Public content
1999. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 20, 1999. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).

16. Arctic Ice Chart, April 21, 1998

Polygon Stanford University Public content
1998. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 21, 1998. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).

17. Arctic Ice Chart, April 21, 1999

Polygon Stanford University Public content
1999. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 21, 1999. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).

18. Arctic Ice Chart, April 22, 1998

Polygon Stanford University Public content
1998. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 22, 1998. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).

19. Arctic Ice Chart, April 22, 1999

Polygon Stanford University Public content
1999. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 22, 1999. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).

20. Arctic Ice Chart, April 23, 1998

Polygon Stanford University Public content
1998. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 23, 1998. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).

21. Arctic Ice Chart, April 23, 1999

Polygon Stanford University Public content
1999. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 23, 1999. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).

22. Arctic Ice Chart, April 24, 1998

Polygon Stanford University Public content
1998. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 24, 1998. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).

23. Arctic Ice Chart, April 26, 1999

Polygon Stanford University Public content
1999. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 26, 1999. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).

24. Arctic Ice Chart, April 27, 1998

Polygon Stanford University Public content
1998. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 27, 1998. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).

25. Arctic Ice Chart, April 27, 1999

Polygon Stanford University Public content
1999. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 27, 1999. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).

26. Arctic Ice Chart, April 28, 1998

Polygon Stanford University Public content
1998. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 28, 1998. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).

27. Arctic Ice Chart, April 28, 1999

Polygon Stanford University Public content
1999. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 28, 1999. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).

28. Arctic Ice Chart, April 29, 1998

Polygon Stanford University Public content
1998. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 29, 1998. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).

29. Arctic Ice Chart, April 29, 1999

Polygon Stanford University Public content
1999. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 29, 1999. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).

30. Arctic Ice Chart, April 3, 1998

Polygon Stanford University Public content
1998. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 3, 1998. This layer is part of the Arctic Climate System (ACSYS) Hi... Arctic Climate System (ACSYS).

31. Arctic Ice Chart, April 30, 1998

Polygon Stanford University Public content
1998. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 30, 1998. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).

32. Arctic Ice Chart, April 30, 1999

Polygon Stanford University Public content
1999. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 30, 1999. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).

33. Arctic Ice Chart, April 6, 1998

Polygon Stanford University Public content
1998. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 6, 1998. This layer is part of the Arctic Climate System (ACSYS) Hi... Arctic Climate System (ACSYS).

34. Arctic Ice Chart, April 6, 1999

Polygon Stanford University Public content
1999. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 6, 1999. This layer is part of the Arctic Climate System (ACSYS) Hi... Arctic Climate System (ACSYS).

35. Arctic Ice Chart, April 7, 1998

Polygon Stanford University Public content
1998. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 7, 1998. This layer is part of the Arctic Climate System (ACSYS) Hi... Arctic Climate System (ACSYS).

36. Arctic Ice Chart, April 7, 1999

Polygon Stanford University Public content
1999. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 7, 1999. This layer is part of the Arctic Climate System (ACSYS) Hi... Arctic Climate System (ACSYS).

37. Arctic Ice Chart, April 8, 1998

Polygon Stanford University Public content
1998. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 8, 1998. This layer is part of the Arctic Climate System (ACSYS) Hi... Arctic Climate System (ACSYS).

38. Arctic Ice Chart, April 8, 1999

Polygon Stanford University Public content
1999. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 8, 1999. This layer is part of the Arctic Climate System (ACSYS) Hi... Arctic Climate System (ACSYS).

39. Arctic Ice Chart, April 9, 1999

Polygon Stanford University Public content
1999. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 9, 1999. This layer is part of the Arctic Climate System (ACSYS) Hi... Arctic Climate System (ACSYS).

40. Arctic Ice Chart, August 10, 1998

Polygon Stanford University Public content
1998. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for August 10, 1998. This layer is part of the Arctic Climate System (ACSYS) ... Arctic Climate System (ACSYS).

41. Arctic Ice Chart, August 10, 1999

Polygon Stanford University Public content
1999. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for August 10, 1999. This layer is part of the Arctic Climate System (ACSYS) ... Arctic Climate System (ACSYS).

42. Arctic Ice Chart, August 11, 1998

Polygon Stanford University Public content
1998. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for August 11, 1998. This layer is part of the Arctic Climate System (ACSYS) ... Arctic Climate System (ACSYS).

43. Arctic Ice Chart, August 11, 1999

Polygon Stanford University Public content
1999. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for August 11, 1999. This layer is part of the Arctic Climate System (ACSYS) ... Arctic Climate System (ACSYS).

44. Arctic Ice Chart, August 12, 1998

Polygon Stanford University Public content
1998. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for August 12, 1998. This layer is part of the Arctic Climate System (ACSYS) ... Arctic Climate System (ACSYS).

45. Arctic Ice Chart, August 12, 1999

Polygon Stanford University Public content
1999. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for August 12, 1999. This layer is part of the Arctic Climate System (ACSYS) ... Arctic Climate System (ACSYS).

46. Arctic Ice Chart, August 13, 1998

Polygon Stanford University Public content
1998. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for August 13, 1998. This layer is part of the Arctic Climate System (ACSYS) ... Arctic Climate System (ACSYS).

47. Arctic Ice Chart, August 13, 1999

Polygon Stanford University Public content
1999. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for August 13, 1999. This layer is part of the Arctic Climate System (ACSYS) ... Arctic Climate System (ACSYS).

48. Arctic Ice Chart, August 14, 1998

Polygon Stanford University Public content
1998. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for August 14, 1998. This layer is part of the Arctic Climate System (ACSYS) ... Arctic Climate System (ACSYS).

49. Arctic Ice Chart, August 16, 1999

Polygon Stanford University Public content
1999. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for August 16, 1999. This layer is part of the Arctic Climate System (ACSYS) ... Arctic Climate System (ACSYS).

50. Arctic Ice Chart, August 17, 1998

Polygon Stanford University Public content
1998. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for August 17, 1998. This layer is part of the Arctic Climate System (ACSYS) ... Arctic Climate System (ACSYS).