Why preserving sand can be as important as preserving water

The general public remains much less aware of the need to preserve sand, the second most exploited resource after water. Photo: AFP

Because water is essential to our survival, we are generally aware of the importance of saving this natural resource and of monitoring our day-to-day usage of it.

But people are generally much less aware of the need to preserve sand, the second most exploited resource after water, and one that's also essential to withstanding climate change.