Answer:
The hydrosphere, including all the waters on the Earth’s surface, is interconnected with the other ‘spheres’ in the Earth system, that is the geosphere (lithosphere and atmosphere), the biosphere, and the human-related anthroposphere. Water, the most widespread substance in the environment of our planet, is available, in liquid, solid, and vapor states, everywhere on Earth, albeit its abundance largely differs in space and time. Quantitative estimates of availability of water (and in particular, freshwater) in different Earth’s water stores (reservoirs) are given.
Explanation:
Answer:
Groundwater.
Explanation:
Becasue it's underground and not on the surface.
I believe it is the 1st one but may be the 2nd one.
I don't think it should be taken at face value because those ways could be the main ways to earn money, but it could probably be the least reliable or successful ways. This sentence could just be a lie taken literaly in which has a hidden meaning. This could be a meaning that you might not get, in which will leave you ripped off.