Ecosystems

OpenStax

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Ecology of ecosystems

Energy flow through ecosystems

Biogeochemical cycles

1 The water (hydrologic) cycle

2 The carbon cycle

3 The biological carbon cycle

4 The biogeochemical carbon cycle

5 The nitrogen cycle

6 The phosphorus cycle

7 The sulfur cycle

8 Section summary

9 Art connections

Source: OpenStax, University of georgia concepts of biology. OpenStax CNX. May 28, 2013 Download for free at https://legacy.cnx.org/content/col11526/1.2

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