Geography Glossary

4. radiation The electromagnetic radiation emitted by the sun.
6. A global ecosystem made up of living organisms and the nonliving factors that provide them with energy and nutrients
10. Commerce in farming and farming-related activities
11. The watering of land to make it ready for agriculture.
12. The long-term pattern of the weather in a particular area.
13. The measure of dissolved salts in water
15. The cultivation of a single crop in a given area.

1. The idea that humans must interact with the environment in a way that ensures there will be enough resources left for future generations.
2. Breeding, raising and harvesting fish, shellfish and aquatic plants
3. The community of plants and animals that occur naturally in an area, often sharing common characteristics.
5. modified foods Plants, animals or microbes that have had their DNA altered to adapt to certain threats or situations by using genetic engineering techniques.
7. Made up of all of the living and nonliving things in an area.
8. Horizontal lines that measure distance north or south of the equator.
9. grabbing A usually swift acquisition of property often by fraud or force
14. The fraction of light that a surface reflects.