World BiomesWorld Biomes

On earth, natural On earth, natural environments are organized environments are organized

into broad climatic zones into broad climatic zones called biomes.called biomes.

•Biome:Biome: a large geographical area a large geographical area with distinctive plant and animal with distinctive plant and animal groups.groups.– Climate and geography determine what Climate and geography determine what

type of biome will exist in a particular type of biome will exist in a particular location.location.

•Climate:Climate: the average weather the average weather conditions in an area over a period of conditions in an area over a period of years. Climate includes temperature, years. Climate includes temperature, rainfall, and wind velocity.rainfall, and wind velocity.

•Geography:Geography: the features on the the features on the earth’s surface; ex: mountains, rivers, earth’s surface; ex: mountains, rivers, and valleys.and valleys.

Major BiomesMajor Biomes

• Tropical Rain ForestsTropical Rain Forests• DesertDesert• SavannaSavanna• Temperate Deciduous ForestTemperate Deciduous Forest• Temperate GrasslandsTemperate Grasslands• TaigaTaiga• TundraTundra• MarineMarine• Fresh WaterFresh Water• EstuaryEstuary

Tropical Rainforest BiomeBy Bryce and Hannah

Interesting Fact: •Amazon rainforests produce about 40% of the world's oxygen •One in four pharmaceuticals comes from a plant in the tropical rainforests •1400 rainforest plants are believed to offer cures for cancer •40% of tropical rainforests have already been lost in Latin America and Southeast Asia

•World Locations:Brazil, Costa Rica, Madagascar, Peru,

Nigeria etc.

•Climate: Temperature20°C to 25°C, must remain warm and frost-

freePrecipitation2,000 to 10,000 millimeters of rain per year

•Main Plants:Bengal Bamboo, Coconut Tree, Strangler

Figs, Kapok Tree •Main Animals:Bengal Tiger, Chimpanzee, Dawn Bat,

Rhinoceros, Toco Toucan