Research Article

The Arctic and Antarctic Sea-Ice Area Index Records versus Measured and Modeled Temperature Data

Figure 1

Example maps of average sea-ice extent in the Arctic summer (September) and winter (March), and in the Antarctic summer (February) and winter (September). Adapted from J. Stroeve and W. Meier (1999, updated 2005). (Sea Ice Trends and Climatologies from SMMR and SSM/I. Boulder, Colorado, USA. National Snow and Ice Data Center.)