I’m going to start by pasting comments I’ve gotten when I discuss this topic elsewhere.  I’m using this space as a catch-all forum.

Note that I initially posted the “US Foreign Policy Museum” idea on an old website many years ago.  I have yet to update the post to better reflect current affairs.

In the image, the dust plumes are thick enough to almost completely hide the land and water below. The dust blows in a counter-clockwise direction, forming arcs over the Gulf and blowing over Saudi Arabia.  What causes these dust storms?  How do they affect Iran and the region?  What measures can be taken to mitigate their damage?

Here’s a link for more dust storms.