1 Subjects: “...global scale...”

2 Subjects: “...global non-radial directional distance function model (GNDDF)...”

3 Subjects: “...global...”

4 Subjects: “...national and global efforts...”

5 “...Agriculture, as the main source of alimentation and the most important economic activity globally...”

6 “...Agriculture, as the main source of alimentation and the most important economic activity globally...”

7 “...Population growth and climate change are leading to global water scarcity. Water shortages are thus...”

8 “... sustainability challenges in the global dairy sector....”

9 “... of cities and management. One of the most visible and globally discussed challenges is climate change...”

10 “... of the planet's surface attributed to human activities, is now at the forefront of global politics...”

11 “... has developed rapidly in the last few decades. Both regional and global LSP products have been...”