Blockchain technology can be used to produce positive results. For example, they can help migrants communicate with their families, keep their money safe by cryptocurrency and easily carry them. "
Or as at the United Nations in June 2017, at the meeting dealing with global warming. They have used Blockchain to create a platform of transparency that brings creativity and trust in the fight against climate change. "Countries, regions, cities and businesses that want to comply with the commitments made under the Paris Climate Change Agreement on climate change need to take advantage of all the advanced technologies available. And blockchain is the leading technology to apply to this problem.