1. How do the earth systems affect each other?- The atmosphere provides the hydrosphere with rainwater, and with that, the atmosphere also provides the geosphere with the energy needed for rock breakdown, and last but not least the biosphere which receives heat, gases, and sunlight it needs from the atmosphere. 2. How can an understanding of environmental science aid in handling natural disasters? - It can aid in handling natural disasters by helping you learn how to prepare for what will happen. 3. What efforts can we make to create a sustainable future?- We could prepare for natural disasters to then create a sustainable future.