Phrase needs explained.

[infundibulum]

Been a while since I used this site , so I hope this is best place to ask if anyone can explain a term I have heard applied to the USA and Japan............... < boulder nations>
( the web yield no results .

[DTCwordfan]

more like China and Japan - nations on whom the world's debt is anchored....

[factor-fiction]

I've never heard it but a search confirms it is used, eg http://us.mobile.reut...F1JU20111116?irpc=932
I'll see whether I can find the origin and meaning

[methyl]

Heard of "Border Nations" where two powerful countries are adjacent.
USA and Canada.
China and Japan.

[dzug2]

A boulder is a large obstacle - in your context it refers to large nations that are stalling on tackling climate change

[dzug2]

as here:

http://www.khaleejtim...l§ion=environment