 There was an annual increase in concentrations of carbon dioxide from 1990 to 2016.The annual mean concentration of atmospheric carbon dioxide, methane and nitrous oxide at Wanliguan Station were 404.4 ppm, 1907 ppb and 329.7 ppb separately in 2016, slightly higher than the global mean concentration in 2016.According to the Chinese citizen climate change recognition and understanding report conducted by the China Climate Change Communication program, 94% of interviewees supported fulfilling the Paris agreement, 96.8% of interviewees supported international cooperation on global climate change, and more than 70% of interviewees were willing to purchase environmentally friendly products.