Biogeochemical Cycles and Nutrients

Calcium, Helium, Neon, Oxygen, Potassium, Sodium

Carbon, Hydrogen, Nitrogen, Oxygen, Phosphorus, Sulfur

Chlorine, Helium, Nitrogen, Ozone, Platinum, Silicon

Copper, Helium, Nickel, Oxygen, Polonium, Silver

Biosphere, Geosphere, Atmosphere

Atmosphere, Hydrosphere, Lithosphere

Oceans, Rivers, Lakes

Plants, Animals, Fungi

The study of biological processes in rocks.

The movement of energy through living organisms.

The cycling of nutrients between living and non-living components of Earth.

The chemical reactions that occur only in the atmosphere.

Lithosphere

Hydrosphere

Atmosphere

Biosphere

Oxygen

Carbon

Phosphorus

Hydrogen

Energy is conserved, while matter is lost as heat.

Matter is conserved, while energy flows through and is lost as heat.

Both energy and matter are conserved and continuously recycled.

Both energy and matter are lost from the ecosystem over time.

Evaporation

Condensation

Precipitation

Evapotranspiration

By absorbing it through their roots from the soil.

Through the process of photosynthesis, using carbon dioxide from the atmosphere.

By consuming other organisms that contain carbon.

By drinking water that contains dissolved carbon.

Photosynthesis

Respiration

Combustion

Burial

Nitrification

Denitrification

Nitrogen Fixation

Ammonification