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Fig. 6 | Progress in Earth and Planetary Science

Fig. 6

From: The science case for the EISCAT_3D radar

Fig. 6

Left: Surface air temperature changes in the northern winter hemisphere from model calculation including energetic electron precipitation and NOx production (Rozanov et al. 2005). Right: Difference between surface air temperature for the high Ap (geomagnetic activity index) minus low Ap years from 1957 to 2006 (adapted from Seppälä et al. 2009)

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