Reading Passage: The concept of urban green spaces has gained traction in recent years as cities expand and populations increase. These areas are not simply aesthetic enhancements; they provide essential environmental benefits, such as improving air quality, reducing urban heat, and fostering biodiversity. Moreover, green spaces serve as vital social hubs where communities can engage in recreational activities, promoting both physical and mental well-being. Studies have shown that access to parks and gardens correlates with lower levels of stress and enhanced mental health outcomes. However, despite their benefits, there is a growing concern that urban development often prioritizes economic gain over the preservation of these green areas.
Question: The author of the passage indicates that urban green spaces: