Which field today that has the potential to blossom in the next two decades or so?

Im doing an essay based on this question and I have no idea which topic to write about. Can I get some ideas?

mecdub2014-02-19T07:07:48Z

That is an incredibly broad questionyou can go anywhere with it. Scientific advances are expected to continue, particularly at the intersection of medicine, computer science, and engineering. A couple standbys are genetics, neuroscience, feasible renewable energy, cyber security, prosthetics, decentralized education, climatology, AI, biostatistics, agricultural engineering.