Geochemical cycles Carbon Nitrogen Hydrologic Phosphorus Sulfur
Carbon cycle 6CO2 + 6H2O C6H12O6 + 6O2 http://www.youtube.com/watch?v=FGKcBmTSX98&feature=related PHOTOSYNTHESIS 6CO2 + 6H2O C6H12O6 + 6O2
Pg=
Nitrogen cycle http://www.youtube.com/watch?v=ZCogeBk92NA&feature=related
NITROGEN CYCLE NITROGEN FIXATION NITRIFICATION ASSIMILATION AMMONIFICATION DENITRIFICATION
Tg=1012g
TRANSPIRATION Hydrologic cycle http://www.youtube.com/watch?v=YswL4dIDQuk TRANSPIRATION
Phosphorus cycle http://www.youtube.com/watch?v=Au0ZaqXy1wM
Tg
sulfur http://www.youtube.com/watch?v=BzPeA9oQNl8