After reading this essay you will learn about the sulphur cycle. Sulphur is one of the components that make up proteins and vitamins. Proteins consist of amino acids that contain sulphur atoms. Sulphur is important for the functioning of proteins and enzymes in plants, and in animals that depend upon plants for sulphur. Plants absorb […]
Sulphur Cycle: Essay on the Sulphur Cycle | Earth |Geography
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Oxygen Cycle: Essay on the Oxygen Cycle | Earth | Geography
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After reading this essay you will learn about the oxygen cycle. The oxygen cycle is the biogeochemical cycle that describes the movement of oxygen within and between its three main reservoirs; the atmosphere (air), the biosphere (living things), and the lithosphere (Earth’s crust). The main driving factor of the oxygen cycle is photosynthesis, which is […]
Nitrogen Cycle: Essay on the Nitrogen Cycle | Earth | Geography
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After reading this essay you will learn about the nitrogen cycle. Nitrogen atoms are constantly moving in a giant circle from the air, through the soil, into the bodies of plants and animals, and eventually back to the air. This whole process is called the nitrogen cycle. All living things need nitrogen to develop and […]