Many countries may make claims over water access to the area's rivers...

Oil rich countries formed this organization to control oil prices

A method to get water from a river to a farm...

Human and animal waste dumped into rivers...

Underground water trapped for centuries...

Using computers to carefully water plants just a little bit at a time...

Another name for the farming in a country.....

Expensive process of removing salt and chemicals from ocean water...

Electricity produced from the energy of running water

Materials from nature used for a purpose or economic gain...

Layers of underground rock where water is trapped...

Drilling and mining for natural resources that damages the environment...

When a country transforms (changes) from an agricultural society to manufacturing...

Trying to save and protect water ....

OPEC stands for...

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