"Beginning with the year 2000 it will be almost impossible to find a beach where one can swim in pure water."

Samael Aun Weor, The Great Rebellion

http://www.tourist-destinations.com/wp-content/uploads/2013/03/bondi-beach.jpg
(picture from 2013)

I understand that the planet is in trouble and too much pollution happened.
We have to work on ourselves. Time has more value than ever.

http://previews.123rf.com/images/svetlana485/svetlana4851404/svetlana485140400472/27184304-Landscape-nature-Desert-Dried-up-river-bed-Journey-to-Jordan--Stock-Photo.jpg

What did Samael Aun Weor exactly mean?

Sorry if my question is a naive one.