The sustainable development goals will need trillions of dollars to achieve their targets. With traditional aid in short supply, could crowdfunding plug the gap?In July 2015, 29 year-old Briton Thom Feeney attempted to raise the €1.6bn to save Greece from bankruptcy. Though his crowdfunding campaign ultimately failed, the €2m raised in little over a week proved one thing: while no one enjoys paying taxes, there are people willing to part voluntarily with their money to help struggling governments.There are up to 344 million households in the developing world able to make small crowdfund investments Related: Kickstarting the Goat Dairy in Grenada Related: 'Profitability is sustainability': 17 ideas on business and development Continue reading...