Update README.md

Author: pascalbaljet

README.md

@@ -5,6 +5,7 @@ https://twitter.com/pascalbaljet/status/1257926601339277312
 [![Build Status](https://img.shields.io/travis/pascalbaljetmedia/laravel-analytics-event-tracking/master.svg?style=flat-square)](https://travis-ci.org/pascalbaljetmedia/laravel-analytics-event-tracking)
 [![Quality Score](https://img.shields.io/scrutinizer/g/pascalbaljetmedia/laravel-analytics-event-tracking.svg?style=flat-square)](https://scrutinizer-ci.com/g/pascalbaljetmedia/laravel-analytics-event-tracking)
 [![Total Downloads](https://img.shields.io/packagist/dt/protonemedia/laravel-analytics-event-tracking.svg?style=flat-square)](https://packagist.org/packages/protonemedia/laravel-analytics-event-tracking)
+[![Buy us a tree](https://img.shields.io/badge/Treeware-%F0%9F%8C%B3-lightgreen)](https://plant.treeware.earth/pascalbaljetmedia/laravel-analytics-event-tracking)
 
 Laravel package to easily send events to [Google Analytics](https://analytics.google.com/)