The geochemical carbon cycle
© Snowball Earth.org.
A silicate weathering feedback adjusts atmospheric CO2 sources and sinks. Plate tectonics recycle sedimentary carbon (carbonate and organic matter) as volcanic and metamorphic CO2.
© Snowball Earth.org.
A silicate weathering feedback adjusts atmospheric CO2 sources and sinks. Plate tectonics recycle sedimentary carbon (carbonate and organic matter) as volcanic and metamorphic CO2.