Google Solve for X: Getting Big Stuff Done

Much of the world has stopped innovating in a big way in the physical world for some decades. This is allowing those who are against science and have a skewed view of risk to make more inroads into slowing development.
15 to 20 kilometer tall regular steel towers are possible without new technology. So why aren’t we doing it ?

Global water scarcity presents a grave challenge to continued human development and sustainability. The answer, however, is to use more water, not less. In order to do this, a dramatic technological breakthrough in desalination is necessary. This presentation describes the beginning of that effort.
Rob McGinnis is Co-Founder and Chief Technical Officer of Oasys Water where he’s developing forward osmosis desalination technology.