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417 words used in the labs.

Find a term from the labs, understand the process behind it, and see how it appears in the landscape. Each entry connects an explanation with a real observation and a model you can explore.

Store

A quantity of material or energy held within part of a system, such as water in a lake or carbon in vegetation. Inputs and outputs change the amount stored. A store is an amount; a flux is a transfer rate.

What to look for

Tropical forest at Bodiman, Cameroon: living vegetation is a carbon store, exchanging carbon with the air and soil.

Dense green tropical forest canopy at Bodiman, Cameroon.
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Explore further with USGS water glossary · USGS volcano glossary · NPS glacial geology · NASA Earth facts. Photograph acknowledgements are collected on the Image credits page.