“…Sustainability 2024, 16, x FOR PEER REVIEW 3 of 17 [40], France [29], Germany [41], Greenland [42], Iran [43], Ireland [11], Mexico [44], Norway [45], Poland [46,47], Romania [48], Russia [49], Spain [50][51][52], Sweden [53,54], Switzerland [55], the UK [56][57][58], the USA [59][60][61][62][63][64], Uzbekistan [65], and Italy [27,28,[66][67][68][69][70][71]. It is noted that a priori identification of rock types likely to be implicated in radon hazard is difficult and likely to be successful in only a few cases [72], and measurements of radon concentrations in soil give only limited information about the radon concentrations to be expected in new buildings [73].…”