In recent years, stressed urban residents have been looking for safe havens in green spaces  Because it turns out that green space has a positive effect on physical and mental health, which is often used as an argument for building more urban parks and opening up more woodland  The benefits of blue space-oceans, rivers, lakes, waterfalls and even fountains-are less well known
Studies have shown that staying in or near an aquatic environment can stimulate positive emotions and reduce negative emotions and stress compared with green spaces.
 For at least 10 years, however, scientists have always believed that proximity to water is good for both body and mind