Figure 3
From: A cautionary tale about using the apparent carbon accumulation rate (aCAR) obtained from peat cores

Scenario 3 showing a net loss of peat mass caused by the secondary decay of previously waterlogged layers of peat. During the drought in Δt10 the water table falls to the top of layer 1, exposing previously ‘protected’ peat in layers 2–5 to oxic decay (secondary decay).