topsoil erodes soil nutrients decrease desert conditions appear atmospheric carbon dioxide increases
I am hesitating between 4 options to answer the following question, which option should I choose?
Question: Planting certain crop plants in a field causes a disruption of the natural nitrogen cycle in that field. Which outcome would this disruption most DIRECTLY cause in the field over time?
Possibilities:
- topsoil erodes
- soil nutrients decrease
- desert conditions appear
- atmospheric carbon dioxide increases

soil nutrients decrease