If you have green fever, you already know all of the eco-friendly things you can do. The trick is to set an example and include people in your efforts without seeming like you're trying to forcefully convert them.
"You can get a good horse -- not a 2008 model, but reliable -- for $2,000 to $3,000." I was even more enthusiastic when he told me that it costs only $150 a month to feed. "I spend about $80 a week on gas," I said.
Think of agriculture on the 34th floor of a big city skyscraper: the environment benefits, there's the "buy local" idea... the Flatiron building could be a farm stand on the corner of 22nd and Broadway.