In part 1 of this episode, award-winning journalist and author Vince Beiser shares his expertise on an issue many of us do not think about. Through an engaging conversation with Vince, it is revealed just how important sand is to us, and why we should care about this substance. Having written "The World in a Grain" and "Power Metal," Vince investigates how sand, a crucial resource in civilization today, is diminishing. On top of his publications, Vince highlights the urgency of the global sand crisis as a speaker in a TEDx Talk. Listen to this episode of Ocean Frequencies to learn more about this diminishing natural resource, its implications for humanity, and a potential solution to mitigate the crisis.