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Explore the diverse biomes of the Earth, from tropical rainforests to tundras, and learn about the unique characteristics of water ecosystems like estuaries and freshwater habitats. Discover the importance of these ecosystems and the impact of human activity on their health.
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Biomes • One of the Earth’s large ecosystems, with its climate, soil, plants, and animals.
Climate Zone • A region that has the same patterns of temperature, rainfall, and sunlight
Tropical Rain Forest • Location: Near Equator • Climate: Hot, Humid, Lots of Rainfall • Soil: Poor Soil • Plants: Wide variety of plants • Animals: Reptiles, amphibians, mammals, etc. • Important Characteristics: Most complicated food web
Little sunlight and water penetrates the thick canopy (tons of trees)
Deciduous Forest • Location: Every continent except Africa and Antarctica • Climate: Hot summers, cold winters • Soil: Rich soil • Plants: Many kinds of trees that lose leaves every fall • Animals: All types • Important Characteristics: “We live here” • Deciduous means “decay”
Grasslands • Location: All continents except Antarctica • Climate: Rainfall irregular, cool winters, hot summers • Soil: Rich Soil • Plants: Grass, Small Shrubs, Farmlands • Animals: Small animals, large herds • Important Characteristics: Important for world agriculture
“Bread basket of the world” • Most crops are grown there (wheat and oats)
Desert • Location: Midlatitudes • Climate: Little precipitation, very hot\ • Soil: Sandy and rocky • Plants: very little plants, cacti • Animals: Reptiles, small mammals • Important Characteristics: Plants grow deep roots to find scarce water
Taiga • Location: Northern Hemisphere (Europe, Asia, North America) • Climate: Cool • Soil: Mineral Poor Soil • Plants: Forest with numerous conifers (evergreens) • Animals: Birds, wolves, bears • Important Characteristics: Covers 11% of Earth’s land
Tundra • Location: Far North • Climate: Cold all year long • Soil: Spongy Topsoil- permafrost (permanently frozen) • Plants: Treeless, small plants that have short growing seasons • Animals: Caribou, polar bears, etc • Important Characteristic: No sunlight during the winter
Three types of water ecosystems • Saltwater, Freshwater, Brackish Water (Estuaries)
Intertidal Zone • Area near the edge of the ocean where organisms must be able to live on land and water
Animals • Crabs, clams, sea stars
Zone has most organisms • More sunlight • Producers • Consumers • Shelter
Near-shore Zone • After the intertidal zone with calm waters
Open-Ocean Zone • The deepest, biggest part of the ocean
Phytoplankton • Microscopic Algae
Zooplankton • Tiny herbivores
Freshwater • Lakes, streams, rivers, ponds • Animals: Frogs, turtles
Characteristics • They cannot live in salt water
Estuary • An ecosystem with a mixture of fresh and salt water
Why not? • They cannot live in shallow waters
Harmed by human activity • Close to the mouths of the rivers, where ships and boats travel • Close to ocean where people live and vacation