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Earth's Water and Human Activity

Across
Science or knowledge put into practical use to solve problems or invent useful tools.
The use of land for farming and raising animals for food-farming.
Anything not made by man including water, sunlight, trees, minerals, and fossil fuels (oil).
Water found in seas and oceans containing high levels of salt. Also known as saline.
To use or manage (natural resources) wisely; preserve; save.
Down
Naturally occurring water found in ice caps, rivers, streams, lakes, ponds, and groundwater.
A process that removes salt from sea water to produce drinkable water.
Relating to home or family.
By or for each person.
A statement or series of statements for or against something.