Related Links

AAAS  Science Now: Fertilizer Is Acidifying Chinese Land
http://news.sciencemag.org/sciencenow/2010/02/11-02.html

AMNH Science Bulletins: Acid Oceans (December 12, 2008)
http://www.amnh.org/explore/science-bulletins/(watch)/bio/features/acid-oceans

Getting Started with Chemistry: Acids and Bases
http://canadaconnects.ca/chemistry/10080/