航空运输业长期来一直为环境保护论者对其发展所构成的威胁而感到不安,例如,约在20年前,英国航空公司就在其第一部公司规划中要求经营方针符合公众所能接受的环保标准,并将此作为重要目标之一。英国航空公司在这部规划中明确承认,除非能使越来越多的人相信空运行业的生产、经营活动完全符合公众所接受的环保标 The air transport industry has long been uncomfortable with the threat posed by environmentalists to its development. For example, about 20 years ago, British Airways had called its operating plan in line with public acceptance in its first corporate plan Environmental standards, and this as one of the important goals. British Airways clearly recognizes in the plan that unless more and more people can be trusted in the production of the air transport industry, the operating activities are fully in line with the accepted environmental standards