An airline is a company that provides air transport services for traveling passengers and freight. Airlines utilize aircraft to supply these services and may form partnerships or alliances with other airlines for codeshare agreements. Generally, airline companies are recognized with an air operating certificate or license issued by a governmental aviation body. Airlines vary in size, from small domestic airlines to full-service international airlines. Airline services can be categorized as being
NEPA requires Federal agencies to prepare environmental impact statements (EISs) for major Federal actions that significantly affect the quality of the human environment.
Environmental Sustainability. To define environmental sustainability we must first define sustainability. Sustainability is the ability to continue a defined behavior indefinitely. To define what environmental sustainability is we turn to the experts.Herman Daly, one of the early pioneers of ecological sustainability, looked at the problem from a maintenance of natural capital viewpoint.In 1990 he proposed that: 1.o define what environmental sustainability is we turn to the experts. Herman Daly, one of the early pioneers of ecological sustainability, looked at the problem from a maintenance of natural capital viewpoint. In 1990 he proposed that: 1.