diff --git a/README.md b/README.md
index bec18fc..f2e6b67 100644
--- a/README.md
+++ b/README.md
@@ -7,6 +7,7 @@ Ever pondered the environmental impact of your Node.js processes? Enter Node Car
 <span class="badge-npmdownloads"><a href="https://npmjs.org/package/node-carbon" title="View this project on NPM"><img src="https://img.shields.io/npm/dm/node-carbon.svg" alt="NPM downloads" /></a></span>
 [![MIT License](https://img.shields.io/badge/License-MIT-yellow.svg)](https://opensource.org/licenses/MIT)
 [![Test Workflow](https://github.com/sumn2u/node-carbon/workflows/Test%20Workflow/badge.svg)](https://github.com/sumn2u/node-carbon/actions)
+<a href="https://metrics.green-coding.berlin/stats.html?id=26fac0a1-429b-4575-b156-dc7eaa7d380e"><img src="https://api.green-coding.berlin/v1/badge/single/26fac0a1-429b-4575-b156-dc7eaa7d380e?metric=AC"></a>