...programs to prevent and control air pollution. (b) The purposes of this title are— (1) to protect the Nation's air resources so as to promote the public...health and welfare and the productive capacity of its population ; (2) to initiate and accelerate a national research and development program to achieve...

...programs to prevent and control air pollution. (b) The purposes of this title are— (1) to protect the Nation's air resources so as to promote the public...health and welfare and the productive capacity of ito population ; (2) to initiate and accelerate a national research and development program to achieve...

...programs to prevent and control air pollution. (b) The purposes of this title are— (1) to protect the Nation's air resources so as to promote the public...health and welfare and the productive capacity of its population ; (2) to initiate and accelerate a national research and development program to achieve...

...pollution. "(to) The purposes of this title are— ,' - ', " "(1) to protect and enhance the quality of the Nation's air resources so as to promote the public...health and welfare and the productive capacity of its population; "(2) to initiate and accelerate a national research and development program to achieve...

...programs to prevent and control air pollution. (b) The purposes of this title are— ( 1 ! to protect the Nation's air resources so as to promote the public...health and welfare and the productive capacity of its population ; (2) to initiate and accelerate a national research and development program to achieve...

...proposed by the Intel-state Air Pollution Study group is to protect the air resource iu such a manner as to promote the public health and welfare and the productive capacity of the people. The precise definition of the air quality appropriate for accomplishment of this objective...

...July 30, 1968, which provides for the establishment of a comprehensive air pollution control program so as to promote the public health and welfare and the productive capacity of the population in the District of Columbia. As a first step in carrying out the Department of Public Health's responsibilities...

...July 30. 19C8, which provides for the establishment of a comprehensive air pollution control program so as to promote the public health and welfare and the productive capacity of the population in the District of Columbia. As a first step in carrying out the Department of Public Health's responsibilities...

...provides for the establishr..--nt of a comprehensive air pollution control program so as to proT!."te the public health and welfare and the productive capacity of the population in the District of Columbia. As a first step in carrying out the Department of Public Health's responsibilities...

...and for other purposes. The stated purposes of the Act are: (1) to protect and enhance the quality of the nation's air resources so as to promote the public...health and welfare and the productive capacity of its population; (2) to initiate and accelerate a national research and development program to achieve...