Aerial photos show a suburban park in Shanghai, the only wetland park in the metropolis, on March 19, 2019. The park boasts a wetland, a lake, a river and a forest, together forming a thriving ecosystem. Trees rooted in water cover an area of 60 mu (four hectares) and are the park's centerpiece and a big draw for spring tourists. (Photo: China News Service/Zhang Hengwei)
Aerial photos show a suburban park in Shanghai, the only wetland park in the metropolis, on March 19, 2019. The park boasts a wetland, a lake, a river and a forest, together forming a thriving ecosystem. Trees rooted in water cover an area of 60 mu (four hectares) and are the park's centerpiece and a big draw for spring tourists. (Photo: China News Service/Zhang Hengwei)
Aerial photos show a suburban park in Shanghai, the only wetland park in the metropolis, on March 19, 2019. The park boasts a wetland, a lake, a river and a forest, together forming a thriving ecosystem. Trees rooted in water cover an area of 60 mu (four hectares) and are the park's centerpiece and a big draw for spring tourists. (Photo: China News Service/Zhang Hengwei)
Aerial photos show a suburban park in Shanghai, the only wetland park in the metropolis, on March 19, 2019. The park boasts a wetland, a lake, a river and a forest, together forming a thriving ecosystem. Trees rooted in water cover an area of 60 mu (four hectares) and are the park's centerpiece and a big draw for spring tourists. (Photo: China News Service/Zhang Hengwei)