<human>:  What are the most common ways to reduce water pollution?
<bot>: The most common ways to reduce water pollution include reducing the use of fertilizers and pesticides, disposing of hazardous materials in a safe manner, managing urban runoff, using best practices in industrial processes, and improving wastewater management. Additionally, mitigating the effects of climate change, reducing disposal of plastic into the ocean and rivers, and properly maintaining septic tanks are some other ways to reduce water pollution.