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Arctic Climate System (ACSYS)
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101. Arctic Ice Chart, April 22, 1971
1971. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 22, 1971. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).
102. Arctic Ice Chart, April 22, 1974
1974. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 22, 1974. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).
103. Arctic Ice Chart, April 22, 1978
1978. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 22, 1978. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).
104. Arctic Ice Chart, April 22, 1985
1985. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 22, 1985. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).
105. Arctic Ice Chart, April 22, 1991
1991. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 22, 1991. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).
106. Arctic Ice Chart, April 22, 1996
1996. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 22, 1996. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).
107. Arctic Ice Chart, April 22, 1998
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).
108. Arctic Ice Chart, April 22, 1999
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).
109. Arctic Ice Chart, April 23, 1976
1976. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 23, 1976. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).
110. Arctic Ice Chart, April 23, 1979
1979. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 23, 1979. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).
111. Arctic Ice Chart, April 23, 1981
1981. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 23, 1981. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).
112. Arctic Ice Chart, April 23, 1990
1990. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 23, 1990. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).
113. Arctic Ice Chart, April 23, 1998
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).
114. Arctic Ice Chart, April 23, 1999
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).
115. Arctic Ice Chart, April 24, 1972
1972. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 24, 1972. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).
116. Arctic Ice Chart, April 24, 1973
1973. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 24, 1973. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).
117. Arctic Ice Chart, April 24, 1975
1975. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 24, 1975. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).
118. Arctic Ice Chart, April 24, 1980
1980. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 24, 1980. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).
119. Arctic Ice Chart, April 24, 1983
1983. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 24, 1983. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).
120. Arctic Ice Chart, April 24, 1984
1984. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 24, 1984. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).
121. Arctic Ice Chart, April 24, 1989
1989. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 24, 1989. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).
122. Arctic Ice Chart, April 24, 1995
1995. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 24, 1995. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).
123. Arctic Ice Chart, April 24, 1998
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).
124. Arctic Ice Chart, April 25, 1969
1969. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 25, 1969. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).
125. Arctic Ice Chart, April 25, 1970
1970. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 25, 1970. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).
126. Arctic Ice Chart, April 25, 1974
1974. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 25, 1974. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).
127. Arctic Ice Chart, April 25, 1977
1977. Arctic Climate System (ACSYS). 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).
128. Arctic Ice Chart, April 25, 1988
1988. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 25, 1988. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).
129. Arctic Ice Chart, April 25, 1994
1994. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 25, 1994. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).
130. Arctic Ice Chart, April 25, 2000
2000. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 25, 2000. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).
131. Arctic Ice Chart, April 26, 1973
1973. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 26, 1973. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).
132. Arctic Ice Chart, April 26, 1976
1976. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 26, 1976. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).
133. Arctic Ice Chart, April 26, 1978
1978. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 26, 1978. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).
134. Arctic Ice Chart, April 26, 1979
1979. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 26, 1979. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).
135. Arctic Ice Chart, April 26, 1993
1993. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 26, 1993. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).
136. Arctic Ice Chart, April 26, 1999
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).
137. Arctic Ice Chart, April 27, 1971
1971. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 27, 1971. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).
138. Arctic Ice Chart, April 27, 1972
1972. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 27, 1972. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).
139. Arctic Ice Chart, April 27, 1978
1978. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 27, 1978. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).
140. Arctic Ice Chart, April 27, 1981
1981. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 27, 1981. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).
141. Arctic Ice Chart, April 27, 1982
1982. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 27, 1982. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).
142. Arctic Ice Chart, April 27, 1987
1987. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 27, 1987. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).
143. Arctic Ice Chart, April 27, 1998
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).
144. Arctic Ice Chart, April 27, 1999
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).
145. Arctic Ice Chart, April 27, 2000
2000. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 27, 2000. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).
146. Arctic Ice Chart, April 28, 1975
1975. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 28, 1975. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).
147. Arctic Ice Chart, April 28, 1980
1980. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 28, 1980. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).
148. Arctic Ice Chart, April 28, 1986
1986. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 28, 1986. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).
149. Arctic Ice Chart, April 28, 1992
1992. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 28, 1992. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).
150. Arctic Ice Chart, April 28, 1997
1997. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 28, 1997. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).
151. Arctic Ice Chart, April 28, 1998
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).
152. Arctic Ice Chart, April 28, 1999
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).
153. Arctic Ice Chart, April 29, 1966
1966. Arctic Climate System (ACSYS). This line shapefile contains ice observations in the Arctic region for April 29, 1966. This layer is part of the Arctic Climate System (ACSYS) Hist... Arctic Climate System (ACSYS).
154. Arctic Ice Chart, April 29, 1967
1967. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 29, 1967. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).
155. Arctic Ice Chart, April 29, 1968
1968. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 29, 1968. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).
156. Arctic Ice Chart, April 29, 1971
1971. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 29, 1971. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).
157. Arctic Ice Chart, April 29, 1974
1974. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 29, 1974. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).
158. Arctic Ice Chart, April 29, 1976
1976. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 29, 1976. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).
159. Arctic Ice Chart, April 29, 1984
1984. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 29, 1984. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).
160. Arctic Ice Chart, April 29, 1985
1985. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 29, 1985. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).
161. Arctic Ice Chart, April 29, 1991
1991. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 29, 1991. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).
162. Arctic Ice Chart, April 29, 1996
1996. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 29, 1996. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).
163. Arctic Ice Chart, April 29, 1998
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).
164. Arctic Ice Chart, April 29, 1999
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).
165. Arctic Ice Chart, April 3, 1975
1975. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 3, 1975. This layer is part of the Arctic Climate System (ACSYS) Hi... Arctic Climate System (ACSYS).
166. Arctic Ice Chart, April 3, 1978
1978. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 3, 1978. This layer is part of the Arctic Climate System (ACSYS) Hi... Arctic Climate System (ACSYS).
167. Arctic Ice Chart, April 3, 1989
1989. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 3, 1989. This layer is part of the Arctic Climate System (ACSYS) Hi... Arctic Climate System (ACSYS).
168. Arctic Ice Chart, April 3, 1995
1995. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 3, 1995. This layer is part of the Arctic Climate System (ACSYS) Hi... Arctic Climate System (ACSYS).
169. Arctic Ice Chart, April 3, 1998
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).
170. Arctic Ice Chart, April 30, 1973
1973. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 30, 1973. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).
171. Arctic Ice Chart, April 30, 1975
1975. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 30, 1975. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).
172. Arctic Ice Chart, April 30, 1979
1979. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 30, 1979. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).
173. Arctic Ice Chart, April 30, 1990
1990. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 30, 1990. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).
174. Arctic Ice Chart, April 30, 1998
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).
175. Arctic Ice Chart, April 30, 1999
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).
176. Arctic Ice Chart, April 4, 1969
1969. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 4,, 1969. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).
177. Arctic Ice Chart, April 4, 1972
1972. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 4, 1972. This layer is part of the Arctic Climate System (ACSYS) Hi... Arctic Climate System (ACSYS).
178. Arctic Ice Chart, April 4, 1977
1977. Arctic Climate System (ACSYS). 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).
179. Arctic Ice Chart, April 4, 1983
1983. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 4, 1983. This layer is part of the Arctic Climate System (ACSYS) Hi... Arctic Climate System (ACSYS).
180. Arctic Ice Chart, April 5, 1971
1971. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 5, 1971. This layer is part of the Arctic Climate System (ACSYS) Hi... Arctic Climate System (ACSYS).
181. Arctic Ice Chart, April 5, 1973
1973. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 5, 1973. This layer is part of the Arctic Climate System (ACSYS) Hi... Arctic Climate System (ACSYS).
182. Arctic Ice Chart, April 5, 1976
1976. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 5, 1976. This layer is part of the Arctic Climate System (ACSYS) Hi... Arctic Climate System (ACSYS).
183. Arctic Ice Chart, April 5, 1978
1978. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 5, 1978. This layer is part of the Arctic Climate System (ACSYS) Hi... Arctic Climate System (ACSYS).
184. Arctic Ice Chart, April 5, 1979
1979. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 5, 1979. This layer is part of the Arctic Climate System (ACSYS) Hi... Arctic Climate System (ACSYS).
185. Arctic Ice Chart, April 5, 1988
1988. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 5, 1988. This layer is part of the Arctic Climate System (ACSYS) Hi... Arctic Climate System (ACSYS).
186. Arctic Ice Chart, April 5, 1993
1993. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 5, 1993. This layer is part of the Arctic Climate System (ACSYS) Hi... Arctic Climate System (ACSYS).
187. Arctic Ice Chart, April 5, 1994
1994. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 5, 1994. This layer is part of the Arctic Climate System (ACSYS) Hi... Arctic Climate System (ACSYS).
188. Arctic Ice Chart, April 6, 1972
1972. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 6, 1972. This layer is part of the Arctic Climate System (ACSYS) Hi... Arctic Climate System (ACSYS).
189. Arctic Ice Chart, April 6, 1981
1981. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 6, 1981. This layer is part of the Arctic Climate System (ACSYS) Hi... Arctic Climate System (ACSYS).
190. Arctic Ice Chart, April 6, 1982
1982. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 6, 1982. This layer is part of the Arctic Climate System (ACSYS) Hi... Arctic Climate System (ACSYS).
191. Arctic Ice Chart, April 6, 1987
1987. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 6, 1987. This layer is part of the Arctic Climate System (ACSYS) Hi... Arctic Climate System (ACSYS).
192. Arctic Ice Chart, April 6, 1992
1992. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 6, 1992. This layer is part of the Arctic Climate System (ACSYS) Hi... Arctic Climate System (ACSYS).
193. Arctic Ice Chart, April 6, 1998
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).
194. Arctic Ice Chart, April 6, 1999
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).
195. Arctic Ice Chart, April 7, 1975
1975. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 7, 1975. This layer is part of the Arctic Climate System (ACSYS) Hi... Arctic Climate System (ACSYS).
196. Arctic Ice Chart, April 7, 1986
1986. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 7, 1986. This layer is part of the Arctic Climate System (ACSYS) Hi... Arctic Climate System (ACSYS).
197. Arctic Ice Chart, April 7, 1997
1997. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 7, 1997. This layer is part of the Arctic Climate System (ACSYS) Hi... Arctic Climate System (ACSYS).
198. Arctic Ice Chart, April 7, 1998
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).
199. Arctic Ice Chart, April 7, 1999
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).
200. Arctic Ice Chart, April 8, 1966
1966. Arctic Climate System (ACSYS). This line shapefile contains ice observations in the Arctic region for April 8, 1966. This layer is part of the Arctic Climate System (ACSYS) Histo... Arctic Climate System (ACSYS).