Across
- 2. a colorless, odorless gas produced by burning carbon and organic compounds and by respiration.
- 6. a colorless, odorless flammable gas which is the main constituent of natural gas.
- 7. a good that is produced mainly by the application of labour and capital to raw materials and other intermediate inputs.
- 11. a measure of the ability of a surface to reflect radiation.
- 16. a gas that contributes to the greenhouse effect by absorbing infrared radiation, e.g., carbon dioxide and chlorofluorocarbons
- 18. Natural phenomena that involve abrupt shaking and vibration of the Earth's crust caused by the release of stress accumulated along geologic faults or by ?.
- 20. Greenhouse gases (GHGs) such as carbon dioxide, nitrous oxide and methane, trap heat and energy, thus preventing solar radiation from escaping back into space.
Down
- 1. the action of clearing a wide area of trees.
- 3. Global surface temperature is responding to the greenhouse effect from greenhouse gas
- 4. (of a bird or an airborne object) soar without moving the wings; glide.
- 5. a place to dispose of refuse and other waste material by burying it and covering it over with soil, especially as a method of filling in or extending usable land.
- 8. the process of injecting liquid at high pressure into subterranean rocks, boreholes, etc. so as to force open existing fissures and extract oil or gas.
- 9. a long-term change in the average weather patterns that have come to define Earth's local, regional and global climates.
- 10. a colorless gas with a sweetish odor, prepared by heating ammonium nitrate.
- 12. an increase in the level of the world's oceans due to the effects of global warming.
- 13. the process or action by which one thing absorbs or is absorbed by another.
- 14. process by which tubing is bored through the Earth's surface and a well is
- 15. the action of transporting someone or something or the process of being transported.
- 17. Generating ? and heat by burning fossil fuels causes a large chunk of global emissions.
- 19. a four-wheeled road vehicle that is powered by an engine and is able to carry a small number of people.