lol..sorry its not original..cant remember where i read it though

Keep it Green

Businesses: Go Green

Curb Global Warming

Be Eco-Friendly

Support Green Living

Save the Planet – Recycle

We All Share the Air

Clean & Green

Be Water-Wise

Clean Water for the Future

Clean Water, For All, Forever

Every Drop Counts

Use Renewable Energy

Renewable Energy = Reliable Energy

Clean Energy = Clean Air

Also found these funny ones that won some contest:

Top Ten Names For Ford’s New Gas Guzzler:

10.) Ford Fiasco – for the unafFordable future

9.) All New Ford SpewMaster – “Look at you, so cool, so new, spewing tons of CO2.”

8.) The Ford Dumbvee – Humvees kill soldiers, Dumbvees kill the planet.

7.) The Leviathan – Ford’s Wreck-Creation-al Vehicle.

6.) The Oblivion – Drive you and your loved ones to Kingdom Come.

5.) The Ford Belcher, Rush Limbaugh Edition – It’s Big, Fat, and Full of Hot Air.

4.) The Saddam – The truck that will put America between Iraq and a hard place.

3.) The FordZilla – Powerful enough to pass everything on the highway, except a gas station.

2.) The Ford Exploiter – Profiting from the destruction of your planet!

1.) The Valdez – Have you driven a tanker lately?

Hope that helps! Best wishes!