1970, 1971, 1972, 1973, 1974, 1975, 1976, 1977, 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, and 2008. International Heat Flow Commission, International Association of Seismology and Physics of the Earth's Interior, and Oklahoma State University. Department of Geography. Cartography Service. This point shapefile contains heat flow data for South America compiled from sources dating from 1970 to 2008. Heat flow is a measure of heat loss ... International Heat Flow Commission.
Search Results
1977. This polygon shapefile contains ice observations in the Arctic region for April 1, 1977. This layer is part of the Arctic Climate System (ACSYS) Hi... Arctic Climate System (ACSYS).
1977. This polygon shapefile contains ice observations in the Arctic region for April 12, 1977. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).
1977. This polygon shapefile contains ice observations in the Arctic region for April 18, 1977. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).
1977. This polygon shapefile contains ice observations in the Arctic region for April 21, 1977. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).
1977. This polygon shapefile contains ice observations in the Arctic region for April 25, 1977. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).
1977. This polygon shapefile contains ice observations in the Arctic region for April 4, 1977. This layer is part of the Arctic Climate System (ACSYS) Hi... Arctic Climate System (ACSYS).
1977. This polygon shapefile contains ice observations in the Arctic region for December 12, 1977. This layer is part of the Arctic Climate System (ACSYS... Arctic Climate System (ACSYS).
1977. This polygon shapefile contains ice observations in the Arctic region for December 15, 1977. This layer is part of the Arctic Climate System (ACSYS... Arctic Climate System (ACSYS).
1977. This polygon shapefile contains ice observations in the Arctic region for December 19, 1977. This layer is part of the Arctic Climate System (ACSYS... Arctic Climate System (ACSYS).