---
title: Container Environment Variables
id: container-env-variables
date: 2018-04-12
full_link: /docs/concepts/containers/container-environment-variables.md
short_description: >
  Container environment variables are name/value pairs that provide useful information into containers running in a Pod.

aka: 
tags:
- fundamental
---
 Container environment variables are name/value pairs that provide useful information into containers running in a Pod.

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Container environment variables provide information that is required by the running containerized applications along with information about important resources to the [Containers] {{< glossary_tooltip text="Containers" term_id="container" >}}. For example, file system, information about the container itself and other cluster resources such as service endpoints, etc.