A Bill to establish the right to breathe clean air; to require the Secretary of State to achieve and maintain clean air in England; to make provision about environmental targets and minimum standards in relation to clean air; to make provision about the powers, duties and functions of public bodies in England in relation to air pollution; to give the Office for Environmental Protection additional powers and duties related to clean air; to require the Secretary of State to comply with the United Nations Convention on Long-Range Transboundary Air Pollution; to require the Secretary of State and public authorities to apply specified environmental principles in carrying out their duties under this Act; and for connected purposes.