1. The document discusses holistic approaches to saving energy, including switching off electronics when not in use, using stairs instead of elevators, and walking instead of driving to save fuel and get exercise. 2. It also discusses the concept of "Namasmaran", which is the practice of remembering the name of God, gurus, or other spiritual figures to help unify one's physiological and true spiritual selves. 3. Namasmaran is described as a meditation practice that helps realize one's cosmic consciousness and rise above worldly concerns. Regular practice is recommended to truly understand its benefits.