Ecuadorian President Rafael Correa threw down a challenge to the international community in 2011 - he would keep an estimated 846 million barrels of oil in the Yasuni National Park in the ground in exchange for 3.6 billion dollars in aid over 12 years. But the money hasn't been forthcoming, so it now looks likely the government will allow oil exploration in this untouched corner of the Amazon. Duration 02:28