Oceans Away.

• Author: Westgard, Erik
• Position: LETTERS

Carbonic acid from runaway C[O.sub.2] in the atmosphere is driving down ocean pH. Ocean acidity is up around 30 percent since 1751. This will not end well. It will end with an ocean hypoxic event or even a repeat of the end-Permian Mass Extinction. Ocean dead zones, which are increasing in size, already emit...