Geography

1. A section of soil that is below freezing for more than two years.
3. A climate with warm to hot, dry summers and cool, wet winters
4. A process where land becomes increasingly arid
7. A period/season in a location’s yearly weather cycle that experiences heavy rainfall
8. Eroded soil particles carried by rivers
10. The process where water is absorbed by plants through soil by its roots
12. Coastal regions where the effects of the ocean influence rainfall and temperatures

1. The process where small droplets of water in clouds combine into larger droplets that eventually become too heavy and fall as either rain, hail, snow or sleet
2. A world view that informs ways of achieving sustainability
5. The economic cost is the cost of choosing one alternative over another
6. Rainfall caused by warm moist air being uplifted over mountains; the water vapour condenses and falls as rain
9. An interconnected system existing in a particular region, where animals and plants exist in communities and interact with the environment around them.
11. A climate zone with very low rainfall between 250 mm to 500 mm per year
13. Height of the surface of the Earth above sea level