The Environmental Guidelines of Qantas Airlines state:

Environmental protection is a high priority goal--Protecting the environment is an expression of corporate responsibility. We aim for constant improvementWe adhere to environmental regulation. However, we want to do more: we employ the best available technology within the limits of our economic possibilities to continuously reduce the negative impact of our activities on the environment.

The Qantas Airlines Balanced Scorecard has the following perspectives:

Shareholders

Customers

Employees.

Required:

Suggest some measures that the Qantas Airlines might include if it were to have a fourth perspective for social and environmental performance.