Protecting the Mother River "Tianjin Green Hope Project" is a social public welfare activity with the theme of protecting the ecological environment. Green Hope Project is a public welfare project established to actively carry out environmental education activities and widely mobilize social forces to participate in environmental protection. The project has a special fund named "Beijing Green Hope Project Fund". Beijing Project Protecting Mother River-Building a Green Barrier Century Forest in the North of Beijing is a social welfare project jointly launched by Beijing Communist Youth League Committee, Beijing Volunteers Association, Beijing Youth Development Foundation and Hope Project Beijing Donation Center, aiming at protecting Beijing's ecological environment.