Question

How do agriculture and industries cause river pollution?

Answer 1

agriculture -in fields we use fertilizers so when the field is irrigated and during heavy rain the fertilizer gets washed and join the river this causes river pollution.
industries-waste generated in the industry is released into rivers this causes water or river pollution

Answer 2

Answer:

agriculture and industry causes river pollution . the industry releases lots of wastege into River without filtering the wastes they release chemical wastes into the river which pollute River this pollution cause lots of disease in human being and affect aquatic animal.