eco-audit       
noun [ C ] uk/ˈiː.kəʊˌɔː.dɪt/ us/ˈiː.koʊˌɑː.dɪt/
 生态审查(评估企业或人们行为对环境造成的影响)
an examination of how the behaviour of a business or group of people affects the environment
  After our eco-audit, we switched to low-energy light bulbs. 生态审查以后,我们改用能耗低的灯泡。