The answer is d i think, let me know if it’s not
I have a feeling it’s tropical cyclone
No bith omg you're dumb, nevermind.
Between 1931 and 1940 a ton of soil blew out of the central and southern great. It was a period of severe dust storms that greatly damaged the ecology and agriculture during the 1930s.
I believe they are both located near active volcanos :)