Which best explains the effect of chemicals on the environment?

Chemicals can have significant effects on the environment by disrupting ecosystems, harming wildlife, and contaminating soil and water sources. Pesticides, heavy metals, and industrial pollutants can lead to biodiversity loss and health issues in both animals and humans. Additionally, persistent chemicals can accumulate in the food chain, causing long-term ecological damage. Overall, the introduction of harmful chemicals poses serious risks to environmental health and sustainability.