Составить предложения со словами: dumb acid rain species deforestation pollution

I think not studying for a math test last night was very dumb of me.

This acid rain can eat away the surfaces of architectural splendors, so it is very dangerous 

Humans must change their ways if animal and plant species are to survive.

If we were to halt further deforestation and allow the world's forests that have been logged to naturally regrow.

The tests showed high levels of pollution in the water, which caused many deaths of fish.