Which of the following are over population issues: oceans dried up
lack of fresh clean water increased famine
lack of money for needed programs
energy shortages

Energy shortage, lack of fresh, clean water,  and lack of monetary resources are overpopulation issues.

Over the last half century the population of the world has exploded, and it is also the culprit of the environmental challenges facing the planet today.

Overpopulation refers to the phenomenom in which the number of existing human population exceeds the carrying capacity of Earth.

Reduced mortality rate, better medical facilities, depletion of precious resources are few of factors that may result in overpopulation.

answer: ensure protection from communism

explanation:

the north atlantic treaty was largely dormant until the korean war initiated the establishment of nato to implement it, by means of an integrated military structure: this included the formation of supreme headquarters allied powers europe in 1951, which adopted the western union's military structures and plans.