Relier Pairs Global Studies 7 - Period 8Version en ligne Global Studies 7 - Period 8 par Emily Myers 1 temperate forest 2 Ecosystem 3 Subarctic Forest 4 Mediterranean Brush 5 Tropical or subtropical forest 6 Tropical or subtropical grassland or savanna 7 Mountain grassland and brush 8 natural resources 9 temperate grassland and brush 10 ice cap 11 Tundra 12 Desert and Desert Brush group of plants and animals that depend on each other and their environment for survival Steady hot temperatures and moist air support the rich ecosystems known as tropical rain forests Vegetation depends on elevation, since temperatures drop as altitude increases. Vast grasslands cover regions that get more rain than deserts but too little to support forests Moist temperate climates support thick forests of deciduous trees dry semiarid areas and deserts with some rain support animals and low-lying desert plants. a covering of ice over a large area, especially on the polar region of a planet. A park-like landscape of grasslands with scattered trees that can survive dry spells. coniferous trees are trees that produce cones to carry seeds. They also have needles. These features protect trees through the cold, dry winters of subarctic climates. Shrubs and other low plants in Mediterranean climates have to hold water from winter rains to survive hot, dry summers Materials or substances such as minerals, forests, water, and fertile land that occur in nature and can be used for economic gain a vast, flat, treeless Arctic region of Europe, Asia, and North America in which the subsoil is permanently frozen.