One of the Earth's four spheres
Without the Hydrosphere...
We would all be dead. In fact, it wouldn't be possible for humans, plants, animals or almost anything to exist, for two reasons.
- We are mostly made of water, and with no water around, we wouldn't be possible.
- Water is something we need to survive. If we drank no water for a while, we would die.
Many things depend on the Hydrosphere. Some examples are:
Yep. That's me.