We are committed to engaging in responsible, sustainable business practices in the way we deal with our investors, northern communities, and the environment. To this end, the Board of Directors adopted the following Environmental Policy:

Miramar takes very seriously its responsibility to act as a steward of the environment. Therefore, Miramar will:

• Conduct all operations in an environmentally sound manner which ensures compliance with all applicable national and local regulations
• Assign accountability and responsibility for implementation of the environmental policy and make environmental performance an important factor in the management review process
• Provide adequate resources, personnel and training so that all employees are aware of and able to carry out their responsibilities in accordance with the environmental policy
• Communicate openly with employees, regulatory agencies and the public on environmental issues and address concerns pertaining to potential hazards and impacts
• Work in cooperation with industry, the public and government toward the development of responsible environmental policies, laws, and regulations
• In locations where environmental regulations are absent, apply best management practices to achieve environmental protection consistent with industry standards
• Implement operating practices which incorporate the efficient use of energy and materials and minimizes the use and production of hazardous substances
• Establish and maintain appropriate emergency response plans for all activities and facilities
• Maintain a self-monitoring program at each facility to ensure compliance
• Conduct periodic environmental assessments at all Miramar facilities and develop and implement action plans to correct potential deficiencies in a timely manner
• Encourage all employees to report to management any known or suspicious departure from this policy or related procedures