The Phosphorus Cycle ·
Bottleneck of Life
un
seel
.com · apatite weathering · phosphate · ocean burial · uplift
No gas phase
Loop
10–100 Myr
phase
—
PO₄³⁻ tetrahedra
Apatite rock
Life / uptake
Ocean water
Sediment burial
▶ Play
←
→
🔇 Unmute
Reset
Un
seel
.com · The Phosphorus Cycle