permanently frozen soil.
plant composed of a fungus and alga, growing on rocks, tree trunks
The dense upper layer of trees that create a ceiling in a forest
An are of wetland where a river flows into the ocean.
small micro-organisms that live in the water and can either be producers or first level consumers.
wetlands with trees
a treeless wetland ecosystem where plants such as grasses grow
Rivers and Streams
Fast moving freshwater.
Tree that loses its leaves
A tree that has needles with waxy coating and cones.
on the equator
Very far north just below the polar region
Eastern U.S and Georgia
Almost always cold and very dry. Thaws briefly in the summer.
Always hot and dry. Hot during the day and cold at night.
Most of the precipitation is snow
Temperate weather with four seasons
Short mosses shrubs
Large wide roots and adaptations for storing water. some have spines and needles to keep animals from stealing their water.
Biome with large herbivores and more rain than a desert but not enough to have trees.