Increasing the CO₂ in the air increases the other concentrations. Then what?

Your aim is to understand what the effect of increasing acidity in the ocean is.

Proceed as follows:

1. Click on ‘Show pH scale and organisms’. (Depending on your screen, you may have to scroll down).
2. Click on the year 1900.
3. Press ‘Play’ and observe the pH and living organisms.
4. Click on ‘Stop’ then select the year 2015 (repeat points 5 and 6) then do the same with the year 2050.