Fig. 1From: Advancing the understanding of the Sun–Earth interaction—the Climate and Weather of the Sun–Earth System (CAWSES) II programDst (top) and the daily sunspot number (SSN) for solar cycle 22–24. The downward streaks of Dst indicate major storms. The CAWSES project in 2004–2008 and CAWSES phase II in 2009–2013 were conducted during the decreasing and rising phases of solar cycles 23 and 24, respectivelyBack to article page