Banco Verde Vida (Green Life Bank) pays with its moeda verde (green currency) for recyclable materials such as plastic bottles, tins and used cooking oil.

BBC: Paying with 'kisses' as Brazil��s social currencies spread

How many entrepreneurs will invest in new food and energy sources when a currency is collapsing, investors are fleeing to speculation, and green wackos are blocking breakthroughs in nanotech and genetically modified food?

FORBES: Sell Your Commodities!

If there is ever a collapse of the euro, being invested in assets that could be denominated in a German currency would amount to "catastrophe insurance, " said Peter Papadakos, of Green Street Advisors.

WSJ: Apartment Firm Hopes to Build on German Demand

How many entrepreneurs will invest in new food and energy sources when a currency is collapsing, investors are fleeing to speculation, capital gains taxes are set to go up and green zealots are blocking breakthroughs in nanotech and genetically modified food?

FORBES: Magazine Article