Recycling an old graphic… It’s no Google Doodle — which rocks this year, by the way (yes, even the Dung Beetle) — but it’s from the heart.

Here are some Earth Day themed tweets to get you started on this awesome day (updated throughout the day).

Microsoft’s #carbon neutrality efforts highlighted along with #sustainability work by other companies http://t.co/Pa0AQW16Pn @BizRoundtable

— Microsoft_Green (@Microsoft_Green) April 21, 2014

Share your #MyBeautifulEarth photo to celebrate Earth Day with Google+ and @TIME http://t.co/bKffshfQ5a pic.twitter.com/yRBktskkuk

— A Googler (@google) April 19, 2014

We want to leave the world better than we found it. We’re proud of our progress but we know we have much more to do. http://t.co/iHzF9rUnx1

— Tim Cook (@tim_cook) April 22, 2014

Happy #EarthDay! Celebrate by recycling old computer equipment for free w/ Dell Reconnect:http://t.co/gBaj4IprV6 pic.twitter.com/gRToNyMBeh — DellHomeUS (@DellHomeUS) April 22, 2014

Drop off or mail in your empty HP #ink and #laserjet cartridges to keep them out of landfills! Find out more: http://t.co/LGzcanQysE — HP (@HP) April 21, 2014

Learn how the #InternetOfEverything can power a cleaner, greener Earth: http://t.co/8aghSO6JU8 #EarthDay @ City24x7 pic.twitter.com/VHGQfSXcc3

— Cisco Collaboration (@CiscoCollab) April 22, 2014

And a reminder of what we’re doing this for…

Happy #EarthDay. Here’s a picture of the Earth from the Moon, courtesy of my on-board cameras! pic.twitter.com/bUcla6atBl

— LRO_NASA (@LRO_NASA) April 22, 2014