Sustainable Forests: Building the Future

4. The branch of physics and technology concerned with the design of circuits using transistors and microchips.
5. Collected or gathered a crop or natural resource.
7. A call to someone to participate in a competitive situation.
8. Flat or curved component, typically rectangular, that forms or is set into the surface of a door, wall, or ceiling.
12. The possibility of something happening or being developed.
14. An economy based on the sustainable use of biological resources.
15. The action or process of building something, typically a large structure.
16. Thread-like structures forming the framework of plant and animal tissues.
17. A biological community of interacting organisms and their physical environment.
18. Clever, inventive, and resourceful.
19. A type of ceramic material made by heating materials, generally including clay, in a kiln.

1. An economic system that aims to minimize waste and make the most of resources.
2. A place where logs are sawed into lumber.
3. Materials used to wrap or protect goods.
6. The number of people living in a particular area, country, or world.
9. In a way that can be maintained over the long term without harming the environment.
10. The manipulation of matter on an atomic and molecular scale, often used in advanced materials.
11. The release of gases, like carbon dioxide, into the atmosphere, contributing to the greenhouse effect.
13. A person who is trained in forestry or involved in the management of forests.
14. Related to the application of biological and physiological principles to clinical medicine.