Here is a link to a five part article. Be sure to check out the video clips from each section.
http://www.latimes.com/news/local/oceans/la-oceans-series,0,7842752.special
http://www.latimes.com/news/local/oceans/la-oceans-series,0,7842752.special
It seems so over whelming! What can we do? Join your local Surfrider chapter! Go to