This is a detailed, clean explanation of what ocean acidification is. Straight from the horse’s mouth, so to speak, i.e., from the NOAA website. NOAA is the U.S. government agency specifically charged with studying ocean and climate, fyi. You pronounce the acronym just like that guy from the Bible: remember the ark? It stands for National Oceanic & Atmospheric Administration.
For scientific news, an excellent, constantly updated source is Ocean Acidification, a portal and blog sponsored by the European Project on Ocean Acification. Another excellent