Observe a fresh water layer (with your eyes, not a CTD!)
Sometimes you actually see fresh water layers (see with your eyes, not a CTD or some other instrument) floating on top of denser waters, not only in your kitchen and…
Tag: shadow
As frost starts melting, and the roof is getting dry, oh! The sun is up.
My office looks out directly onto the roof of our main lecture theatre, and it is fascinating how much you can observe just by looking out of a window and onto…