Japanese company Ricoh announced to install a solar and wind powered billboard at Time Square in New York by December.
The billboard would be powered by 4 wind power generators and 45 solar cell panels.
The generated "Green" power would surpass 98 kilowatt-hours per day.
The new Ricoh Green Billboard would save 18 tons of carbon dioxide emissions by 18 tons per year.
Ricoh is very active in environmental issues. More details about their activities in that area can be found here.