Are there any environmental concerns with the use of Helium?

Yes

Explanation:Helium is described as truly inert, because it does not form stable compounds with other substances under any conditions. ... Helium is a natural, inert gas. Most helium is found in natural gas fields. We can extract helium from rich natural gas fields and use it safely without harming the environment. i hope this helped you~! <\3

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.