Today's lecture focuses on the impact of urban green spaces on mental health. Recent studies have shown that access to parks and gardens can significantly reduce stress levels. However, the key factor is not just the presence of green areas, but their quality and accessibility. For instance, well-maintained parks with seating areas and walking paths encourage more frequent use, leading to greater psychological benefits. Interestingly, the research found that even small green spaces, such as street trees or community gardens, can have a positive effect, especially for people living in densely populated areas. The lecturer emphasizes that urban planners should prioritize creating interconnected green networks rather than isolated large parks.