Water conservation in irrigation systems is aimed at

Water conservation in irrigation systems focuses on promoting efficient water use. This is a critical aspect of modern irrigation practices, as it helps to ensure that water resources are utilized in a sustainable and effective manner. Efficient water use in irrigation refers to applying the right amount of water at the right time to meet the needs of plants while minimizing evaporation, runoff, and other losses.

Efficient irrigation techniques, such as drip irrigation or smart irrigation systems, allow for precise water application that directly targets the root zone of plants, thereby reducing water waste and improving overall crop health. This approach not only conserves water but can also lead to better yield quality and contribute to a healthier environment by reducing the demand on local water supplies.

While increasing water charges and limiting irrigation frequency might have implications for water resource management, they do not directly address the core principle of making the best use of water without wasting it. Maximizing water waste, as suggested in the first option, is fundamentally contrary to the goals of water conservation. Thus, promoting efficient water use is the most aligned statement with the goals of modern irrigation practice.