Which most damaged topsoil and farming equipment during the 1930s?

severe pollution

dust storms

severe snowstorms

frequent rains

The answer to your question, Which most damaged topsoil and farming equipment during the 1930s, would be dust storms. So the answer would be thw second option. This was an issue of the Dust Bowl Migration in which people migrated to California due to dust storms.

The correct answer here is second option.

During the 1930s, the Dust Bowl Migration saw a large number of people who were farmers in the Midwestern Dust Bowl had to leave and went for California due to great droughts and dust storms which made farming impossible and ruined and damaged both the topsoil and farming equipment.