| A | B |
| Biomes | Communities of plants and animals |
| Climate | includes precipitation and temperature |
| Estuary | Point where a body of fresh water meets the ocean |
| DeciduousForest | forests primarily of trees that lose leaves seasonally |
| Latitude | distance north or south of the eqautor, measured in degrees |
| Longitude | distance east and west as measured form pole to pole |
| Grassland | area of irregular rainfall where grasses are the primary plants |
| Taiga | the northernmost forest of cone-bearing trees in North America, Europe, and Asia |
| TropicalRainForest | a hot, humid forest found in low-laying areas near the eqautor |
| Desert | sandy or rocky region with very little rainfall, having little or no vegetation |
| Yanomama | native tribe of the Amazon Forest regions |