1 Subjects: “...global health...”

2 Subjects: “...large-scale global optimization...”

3 Subjects: “...global environment...”

4 Subjects: “...Global Network of Age-Friendly Cities and Communities...”

5 Subjects: “...global health...”

6 “... to its importance in global systems. While forest recreation focuses on forests as the main destination...”

7 “... and deteriorating water quality, and to protect ecosystems from declining groundwater levels. Global MAR has grown...”