Fig. 8. Ice active site densities (ns) of the samples collected in the UK assuming that only their mineral dust component is responsible for ice-nucleation. (a) The data is compared to Saharan dust from different studies,12,15,55,71–73 as well as dust containing 10% of K-feldspar.87 (b) Our ns values are shown in comparison with agricultural soils from different studies.34–36.
