Here are some links to some recent articles and statements from our bishops on the issue of pornography.
From Bishop Paul Loverde: "Bought With A Price"
http://www.arlingtondiocese.org/uploadedFiles/Library/docs/Communications/Letters_from_Bishop_Loverde/Bought_with_a_Price.pdf
Great summary article about "Bought With A Price" at the First Things website:
http://www.firstthings.com/web-exclusives/2014/03/let-the-battle-for-purity-begin
An interview from the National Catholic Register on efforts in various areas:
http://www.ncregister.com/daily-news/catholic-ministries-combat-pornography/
From Bishop Robert W. Finn: "Blessed Are the Pure In Heart"
http://www.diocese-kcsj.org/_docs/Pastoral-02-07.pdf