On an average day, New Yorkers like myself (non-car owners) are very earth-friendly as we run to work or do our errands around the neighborhood.
You will see us:
Or possibly:
Or, if our knees can handle it:
Even the subway is a very green choice (although there are things you need to know):
(Thanks, Nathan.)
Happy Earth Day everybody!
The Sticky Egg 
That was fun. Started my day with a smile!
Thanks! You made mine. 🙂