Look at the statements below about the 1930s.

loss of grasses left topsoil loose and unprotected. »
high winds frequently blew on the great plains.
» valuable topsoil needed by farmers was thus blown away.

»
which statement belongs on the blank line?

on farms, crops were not rotated, and soil nutrients were used up.

farm production harmed fertile land.

millions of acres of productive farmland became barren desert.

on ranches, herds overgrazed and damaged grasses.

Millions of acres of productive farmland became barren desert

Explanation:

During the 1930s there was a huge Agricultural disaster called the dust bowl which occurred in the southern plains of the united states crops, animals and homes were swept away following heavy dust storms that cut across the entire region bringing about severe drought and famine in the region.

There was loss of grasses leaving topsoil loose and unprotected, also the presence of high winds led to valuable topsoil to be washed away. This resulted to million of acres of once fertile land turning into a desert

deseasie in europe