After the dust storm everyone went back to work as if nothing had happened. why do you think people acted like this.

The people never underestimated Mother Nature. They respected Her and were prepared for consequences that may arise with its effects on land, water and livelihood.

Explanation:

When women were working near the shed and men were working in the fields, there was a heavy dust storm in the valley. The women managed to come back, half immersed and bathed in dust. They ran towards a shelter. Esperanza worries about her family staying indoors with instructions given by Melina. Chiquita, Isabel's kitten, was brought inside by Esperanza.

Men returned later, after the storm passed baked and sunk in dunk completely. The next day, Esperanza sees that men have come out in the morning and also, women too, heading to work. When asked Alfonso about the same, he explains that though the storm demolished their plans for the valley for the entire season, they must head back now and plan accordingly. This was their only way of survival. He also explains Esperanza the power Mother Nature has over man.