Both the given statements are correct because, skills may be harnessed in the society through participation of NGOs. In order to fill the internal gaps in the system, reviews and international experience can prove to be helpful. Non-Governmental Organisations (NGOs) have played a major role in pushing for sustainable development at the international level. Campaigning groups have been key drivers of inter negotiations, ranging from the regulation of hazardous wastes to a global ban on land mines and the elimination of salvery.