The pollution of the planet is only an outward reflection of an inner psychic pollution: millions of unconscious individuals not taking responsibility for their inner space.
Eckhart TolleSilence is helpful, but you don't need it in order to find stillness. Even when there is noise, you can be aware of the stillness underneath the noise, of the space in which the noise arises. That is the inner space of pure awareness, consciousness itself.
Eckhart Tolle