Energy, Waste and Resources Crossword

5. - A disposal method that reduces volume through controlled burning.
7. - A resource formed from ancient organic matter subjected to heat and pressure over millions of years.
9. - A black combustible rock extensively used for power generation.
13. - Refuse typically generated by households, businesses, institutions, and public activities in communities.
14. - A naturally occurring liquid mixture of hydrocarbons used to produce fuels and many industrial products.
15. - A category of resource that forms much more slowly than it is consumed.
16. - A naturally occurring inorganic solid with a definite chemical composition and crystalline structure.
17. - A soft mineral widely used in cement, plaster, and drywall production.

1. - Electricity produced through the movement of flowing water.
2. - The process of removing valuable geological materials from the Earth.
3. - A hydrocarbon resource composed mainly of methane and commonly used for heating and electricity generation.
4. - Refuse originating from sources such as industry, agriculture, or specialized operations.
6. - A source of power derived from heat originating beneath Earth's surface.
8. - An engineered site designed for the disposal and containment of discarded materials.
10. - An unmanaged disposal area where discarded materials are deposited without environmental controls.
11. - The principal ore from which aluminum is extracted.
12. - The extraction of stone, sand, limestone, or gravel from an open excavation site.