In January 2011, CAN, Friends of the Earth and other green groups filed an ombudsman complaint collectively in order to protest the government's failure to fulfill their promise to review and revise the Air Quality Objectives.
2011年1月，CAN、地球之友和其他绿色集团提出一起调查员集体抱怨以抗议政府未能兑现复查和修订空气质量目标的承诺。