Answer:
Your kidneys also remove acid that is produced by the cells of your body and maintain a healthy balance of water, salts, and minerals—such as sodium, calcium, phosphorus, and potassium—in your blood. Without this balance, nerves, muscles, and other tissues in your body may not work normally.
The lithosphere is different than the hydrosphere in that the lithosphere refers to the part of the Earth that consists of the rocks, the surface, the upper mantle and the depth of the plates; whereas, the hydrosphere, from the word hydro- which means "water", this comprises the 71% of the Earth's surface which is covered with water.
Humans could start using different approaches. For example, fossil fuels are non-renewable resources and this is what most humans use to fuel car engines. However, have you ever heard of battery operated cars? This is a much better alternative to cars that run on gas because, there is not as many toxins that are released into the environment and it will reduce the consumption of fossil fuels that are only so limited. Also, solar panels are way better that running lights on coal, and here is why: Solar energy is a renewable resource and if coal ever runs out, then there will always be another light source. I hope you found this helpful!