1 Subjects: “...total volatile organic compounds (TVOC)...”

2 Subjects: “...nature as a huge organism...”

3 Subjects: “...organic carbon...”

4 Subjects: “...dissolved organic carbon...”

5 Subjects: “...organic calcium salts...”

6 Subjects: “...organic food...”

7 Subjects: “...organic molecules...”

8 Subjects: “...World Health Organization...”

9 “... that the World Health Organization guidelines on PA and sedentary behaviour for children recommend: (1) 180 min...”

10 “... of Environmental Research and Public Health-IJERPH (ISSN 1660-4601). Hence, we are currently organizing a Special...”