Students learn about Earth protection at an elementary school in Suzhou City, April 20, 2024. Various activities were held across Jiangsu Province to celebrate the 55th Earth Day on April 22. (CFP Photo)

Volunteers pick up garbage along the coastline in Lianyungang City, April 21, 2024. (CFP Photo)

People visit the Nanjing Geological Museum in Nanjing City, April 22, 2024. (CFP Photo)

A child visits the Nanjing Geological Museum in Nanjing City, April 21, 2024. (CFP Photo)

A child learns about environmental protection at the Science and Technology Museum in Donghai County, Lianyungang City, April 20, 2024. (CFP Photo)

Children learns about environmental protection at the Science and Technology Museum in Donghai County, Lianyungang City, April 20, 2024. (CFP Photo)