H20 in the picture

Two sites with beautiful H2O related picture sites (click the pictures)

AND by the EGU 

Painted Hills. (Credit: Daniele Penna, via imaggeo.egu.eu)

Infiltration test - wildfire site

After a wildfire, even years after, the soil is like a goretex membrane and repels water.

Check and press play below

Check this, the other:

Water Chemistry Primer

Copyright 1996 by Ken Schwartz  Click here to read 

conductivity of a "water" sample