1 Subjects: “...social protection policy...”

2 “...Ecological protection and high-quality development in the basin of the Yellow River, known as China...”

3 “... that protect the child-parent relationship and parental role in children's lives. Combining social and legal...”

4 Subjects: “...international investment protection...”

5 Subjects: “...protected areas...”

6 Subjects: “...personal protective equipment...”

7 Subjects: “...flood protection...”

8 Subjects: “...flood protection...”

9 Subjects: “...environmental protection...”

10 Subjects: “...Italian radiation protection legislation...”

11 Subjects: “...protection...”

12 Subjects: “...Italian radiation protection legislation...”

13 Subjects: “...protected species...”

14 Subjects: “...personal health protective behaviour...”

15 Subjects: “...historical buildings protection...”

16 Subjects: “...arable land protection behavior...”

17 Subjects: “...protected areas...”

18 Subjects: “...protection motivation theory...”

19 “...The protection and maintenance of environmental resources for future generations require...”