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In Earth science, a biogeochemical cycle or substance turnover is a pathway by which a chemical substance moves through both the biotic (biosphere) and ...


Biogeochemical cycle definition at Dictionary.com, a free online dictionary with pronunciation, synonyms and translation. Look it up now!


BIOCHEMICAL CYCLES. A biochemical cycle is the transport and transformation of chemicals in ecosystems. These are strongly influenced by the unique ...


Did you know that all elements are recycled over and over again on Earth? In this lesson, we'll learn about the biogeochemical cycle and explore...


biogeochemical cycle: any of the natural pathways by which essential elements of living matter are circulated. The term biogeochemical is a contraction that ...


Get an overview of how atoms are recycled through Earth's ecosystems via biogeochemical cycles.


Biogeochemical cycles overview. AboutTranscript. Introduction to how water, carbon, nitrogen, and phosphorus are cycled through ecosystems.


Biogeochemical Cycles. The Earth is a closed system for matter, except for small amounts of cosmic debris that enter the Earth's atmosphere. This means that all ...


The most common of these are the carbon and nitrogen cycles. Tiny atoms of ... Recently, people have been causing these biogeochemical cycles to change.