As we realize oneness or nondual consciousness, we become much more aware of our impact on the world, and we change our behavior accordingly.
A beautiful poem about the interconnections in reality, and some thoughts about our place in that web of life.
I am not fond of much of the New Age movement. Sometimes my thoughts about mysticism may seem like the New Age, but I think that is because the New Age has adopted a lot of mystical language and concepts, not that classical mysticism inherently belongs to the New Age. They are two different fields, which have some overlap. The New Age developed just in the 1970s. Mysticism has been around for millennia, indeed, for all of human history, in every part of the world.
We are not separate from the universe. We are part of this one great whole. Mike Rugnetta discusses this from various philosophical and spiritual perspectives on his PBS Idea Channel video below.