In today's lecture, we'll discuss the impact of urban green spaces on mental health. Recent studies show that access to parks and gardens can significantly reduce stress levels. However, the key factor isn't just the size of the green area, but its accessibility and quality. For instance, a small well-maintained community garden may have a greater positive effect than a large, poorly maintained park. Additionally, the presence of water features, like ponds or fountains, enhances the calming effect. Interestingly, the benefits are strongest for people who visit such spaces at least three times a week. So, urban planners should prioritize creating safe, inviting green spaces within walking distance of residential areas.