Across
- 4. trees that lose their leaves at the end of the growing season
- 7. a large region characterized by a specific type of climate and certain types of plant and animal communities
- 9. a region characterized by a very dry climate and extreme temperatures
- 10. a region of evergreen, coniferous forest below the arctic and subarctic tundra regions
- 12. the land between high and low tides that includes beaches and rocky shores
Down
- 1. any water environment and community of organisms that live there
- 2. an area of land that is periodically underwater or whose soil contains a great deal of moisture
- 3. cone-bearing trees that usually keep their leaves or needles during all the seasons of the year
- 5. saltwater ecosystems
- 6. a region found at the far northern and far southern latitudes, characterized by low-lying plants, a lack of trees, and long winters with very low temperatures
- 8. the underwater zone from the shore to the edge of the continental shelf
- 11. a region that is dominated by grasses, that has few woody shrubs and trees, that has fertile soils, and that receives moderate amounts of seasonal rainfall
- 13. an area where fresh water mixes with salt water from the ocean