Alexis Wright has a very powerful PSA here.
Numerous examples of Public Service Announcements follow:
https://youtu.be/TX5r8OEXhEk
https://www.youtube.com/watch?v=6j0VyV5AfkM
[youtube_sc url=”http://www.youtube.com/watch?v=qPd_4gPkKXg” title=”Earth%20Share%20-%20Promises” theme=”light” autohide=”1″]
[youtube_sc url=”http://youtu.be/CuYKHnAVJ-Y” title=”Americans Elect” theme=”light” autohide=”1″]
[youtube_sc url=”http://www.youtube.com/watch?v=stM4TBbRBD4″ title=”Marc and Tom Viral Public PSA” theme=”light” autohide=”1″]
[youtube_sc url=”http://youtu.be/ihy9AsnwhNs” title=”Earth%20Share%20-%20This%20Is” autohide=”1″]
[youtube_sc url=”http://www.youtube.com/watch?v=U2YSViGgEMA&feature=related” title=”Save%20our%20planet!%20″ autohide=”1″]
[youtube_sc url=”http://www.youtube.com/watch?v=zf6AD21y9vU&feature=related” title=”Live%20Earth%20Animated” autohide=”1″]
[youtube_sc url=”http://www.youtube.com/watch?v=Ryyk92hpXEU&playnext=1&list=PL54D449CCA245C62D&index=2″ playlist=”hiv/aids psa” theme=”light” autohide=”1″]