Complex sentence: In the late 1970's, CBC also began the broadcasting of an alternate northern program, "Keewatin Radio", which contained snippets of relevant northern content and was aided by better reception due to the installation of low power FM relay transmitters in the north.
Split into simpler sentences: In the late 1970's, CBC also began the broadcasting of an alternate northern program, "Keewatin Radio". The program contained snippets of relevant northern content and was aided by better reception due to the installation of the low power FM relay transmitters in the north.