The level of carbon dioxide in the earth is also affected, which can bring down water and soil quality. Sand is another surface on which jeepers like to challenge their vehicles.
另外，陸域上車輛重壓也會破壞植物的根系或是地表的植被，土壤中的二氧化碳濃度也將產生變化，進一步還會影響水土保持。