Immediately north of the ancient port of Jaffa, Tel Aviv lies on land that used to be sand dunes and as such has relatively poor soil fertility.

The flight will be delayed because of sandstorm.

Reinforcements from other nearby military bases came too late due to a sandstorm.

In a desert plain in Tanzania, in the shadow of the volcano Ol Donyo Lengai, there's a dune made of volcanic ash.

A massive sandstorm hit the Gulf region, disrupting air traffic in Yemen, and closing schools in Saudi Arabia.

We are building sandcastles, whatever we build is destroyed by the next wave of security measures implemented by the IDF.

It's trying to walk on the coarse terrain, sandy area, but depending on the moisture content or the grain size of the sand the foot's soil sinkage model changes.

Like the Ertebølle culture, the settlements were concentrated near water, in this case creeks, riverdunes and bogs along post glacial banks of rivers like the Overijsselse Vecht.

OK, so this is our movie of the equatorial region of Titan, showing these dunes. These are dunes that are 100 meters tall, separated by a few kilometers, and they go on for miles and miles and miles.

If you can drop this recipe on the map on a sandy soil, on a clay soil, on a steep slope, on flat soil, you put those different recipes if you combine them, out of that comes a business plan, comes a work plan, and you can optimize it for the amount of labor you have available or for the amount of fertilizer you have, and you can do it.