What is a critical reason for avoiding herbicide application near water bodies?

Avoiding herbicide application near water bodies is primarily aimed at preventing contamination of water sources. Herbicides can enter water bodies through runoff, leaching, or directly through application in proximity to these areas. Contamination poses a threat not only to aquatic ecosystems but also to public health and safety. Pesticide residues can harm fish and other aquatic organisms, disrupt food chains, and affect water quality for drinking, recreation, and irrigation purposes.

Maintaining the integrity of water sources is crucial for ecological balance and ensuring safe water for human use. This practice is part of responsible herbicide management and helps promote sustainable agricultural practices while protecting environmental resources.

Improving water quality for irrigation focuses more on the condition of the water used for agricultural purposes rather than guarding against chemical contamination. Enhancing aquatic plant growth or increasing outdoor recreational activities does not directly address the primary concerns associated with herbicide application near water bodies.