1 Subjects: “...Forest protection / http://id.loc.gov/authorities/subjects/sh85050617...”

2 Subjects: “...NATURE / Environmental Conservation & Protection / bisacsh...”

3 Subjects: “...NATURE / Environmental Conservation & Protection / bisacsh...”

4 Subjects: “...flood protection...”

5 Subjects: “...flood protection...”

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

7 Subjects: “...environmental protection...”

8 Subjects: “...plant protection product residues...”

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

10 “... protection strategies. Tourism planning is concerned with the role of economies of agglomeration, i.e...”

11 “..., and the necessary protection of the culture of destinations and the environment. Therefore, there is a need...”

12 “..., namely: (i) patents, which protect inventions; (ii) plant variety rights, which protect the breeding...”

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

14 “... for sustainable tourism with reference to territories (i.e., tourism destinations, protected areas, parks...”

15 “... oscillations, different discolorations, and degrading organisms. Protective measures are therefore unavoidable...”