Biogeochemical Cycles

Evaporation from the ocean and transpiration from plants

By winds

The water condenses into tiny droplets that form clouds

<p>Rain, snow, sleet, or hail</p> Signup and view all the answers

<p>Atmosphere, hydrosphere, geosphere, and biosphere</p> Signup and view all the answers

<p>The main processes involved in the biogeochemical cycles are biological processes, geological processes, physical and chemical processes, and processes driven by human activity.</p> Signup and view all the answers

<p>Examples of biological processes in the biogeochemical cycles include photosynthesis, respiration, eating, and eliminating waste products.</p> Signup and view all the answers

<p>Geological processes primarily occur in the geosphere.</p> Signup and view all the answers

<p>Examples of physical and chemical processes in the biogeochemical cycles include cloud formation, precipitation, flow of running water, and action of lightning.</p> Signup and view all the answers

<p>Human activities contribute to global change through actions such as mining and burning fossil fuels, land clearing, forest cutting and burning, and the manufacture and use of fertilizers.</p> Signup and view all the answers