Published on:
14 Apr 2014
Feature image:
![](http://us.usgbc.org/sites/default/files/hbd-usgbc.jpg?1397506265)
Turning 21 years old marks an important right of passage, at least here in the U.S. You’re now officially old enough to do a few things you were probably already doing anyway. Hopefully, now that you can do them legally, you’ve also figured out how to do them more responsibly. That’s the idea, anyway.
![Share on Facebook Facebook](https://leedblogger.com/wp-content/plugins/social-media-feather/synved-social/image/social/regular/16x16/facebook.png)
![Share on Twitter twitter](https://leedblogger.com/wp-content/plugins/social-media-feather/synved-social/image/social/regular/16x16/twitter.png)
![Share on Reddit reddit](https://leedblogger.com/wp-content/plugins/social-media-feather/synved-social/image/social/regular/16x16/reddit.png)
![Pin it with Pinterest pinterest](https://leedblogger.com/wp-content/plugins/social-media-feather/synved-social/image/social/regular/16x16/pinterest.png)
![Share on Linkedin linkedin](https://leedblogger.com/wp-content/plugins/social-media-feather/synved-social/image/social/regular/16x16/linkedin.png)
![Share by email mail](https://leedblogger.com/wp-content/plugins/social-media-feather/synved-social/image/social/regular/16x16/mail.png)
![Share on Facebook Facebook](https://leedblogger.com/wp-content/plugins/social-media-feather/synved-social/image/social/regular/32x32/facebook.png)
![Share on Twitter twitter](https://leedblogger.com/wp-content/plugins/social-media-feather/synved-social/image/social/regular/32x32/twitter.png)
![Share on Reddit reddit](https://leedblogger.com/wp-content/plugins/social-media-feather/synved-social/image/social/regular/32x32/reddit.png)
![Pin it with Pinterest pinterest](https://leedblogger.com/wp-content/plugins/social-media-feather/synved-social/image/social/regular/32x32/pinterest.png)
![Share on Linkedin linkedin](https://leedblogger.com/wp-content/plugins/social-media-feather/synved-social/image/social/regular/32x32/linkedin.png)
![Share by email mail](https://leedblogger.com/wp-content/plugins/social-media-feather/synved-social/image/social/regular/32x32/mail.png)