1 Subjects: “...geopolitical...”

2 “... of civilization. Military technological changes decisively shaped geopolitics and the fortunes of states, empires...”

3 Subjects: “...geopolitical energy change...”

4 Subjects: “...geopolitics...”

5 Subjects: “...geopolitics...”

6 Subjects: “...geopolitics...”

7 Subjects: “...geopolitics...”

8 Subjects: “...geopolitics...”

9 Subjects: “...geopolitics...”

10 “... thirty years.  It covers four major factors of change: geopolitical developments, socio-economic...”

11 “..., and the effects of the current COVID-19 and geopolitical struggles on technology upgrading have not been explored...”

12 “... of energy, geopolitics, and climate policy working on hydrogen in academia, applied research, national...”