Friday, January 30, 2015

Biotic Factors (1)

Plants that convert sunlight into energy through photosynthesis are classic autotrophs, and due to the moist, warm climate a huge diversity of plants are found in the Amazon Rainforest.

5 Major Autotrophs: 

1)  Brazil Nut Tree: Bertholletia Excelsa

The Brazil Nut Tree, one of the tallest in the Amazon Rainforest, can grow up to around 160 feet in height and are known for their production of the delectable Brazil Nut.

2) Kapok Tree: Ceiba Pentandra

The Kapok tree is the most important autotroph in the Amazon Rainforest as it towers almost 230 feet in height, proving as a host for other plants and animals.

3)Bromeliads: Bromeliacea

Bromeliads are a group of over 3,000 species whose spirally woven leaves provide a drinking and breeding location for animals such as dart frogs.

4) Passion Flower Vine: Passiflora
Passiflora wallpaperThe Passion Flower Vine grows up large trees, providing stability for animals such as monkeys and the leaves and flowers provide homes and nutrients for small insects.

5) Giant Water Lily: Victoria Amazonica

Giant Water Lilies, growing up to 2.65 m in diameter, protect themselves from fish and other aquatic species with their large spines growing on their roots in contrast to their extremely buoyant veins that keep them afloat.

Thursday, January 29, 2015

Abiotic Factors

The abiotic factors of this rainforest biome are-the amount of sunlight, climate, soil composition, weather and precipitation.   In this region sunlight strikes Earth at roughly a 90-degree angle resulting in intense solar energy. This intensity is due to the consistent day length on the equator: 12 hours a day, 365 days per year. This consistent sunlight provides the essential energy necessary to power the forest via photosynthesis. The average temperature here in the Amazon Rainforest is about 80.7 degrees Fahrenheit.  The temperature in this area usually never exceeds 93 degrees Fahrenheit nor does is drop below 68 degrees Fahrenheit.  The Amazon has some of the deepest tropical soils in the world.  Since the amount of soil is so abundant and mainly untouched, the composition of it is extremely nutritional for the trees and plants. The average amount of rainfall in the Amazon Rainforest is anywhere from 56 to 260 inches annually.   It rains more than ninety days a year in the rainforest, and between these rain storms, the sun usually heats up the earth. The warm air and abundance of rain make it a perfect climate for growing trees that grow extremely large and tall in the. Some trees grow to the height of more than 165 feet and have straight trunks that don't branch out for 100 feet or more. The  tall trees branches can form a canopy or shield preventing the rain and sun from reaching the forest floor. There is little light below the canopy so most trees do not have branches or leaves below this level.  The plants that grow below the canopy, such as mosses and ferns adapt to the lack of sunlight and can grow quite well along the floor of the forest. The Amazon is also in the realm of the trade winds, a belt of easterly winds that circles the globe a few degrees north and south of the equator. The winds bring moisture-laden air from the tropical Atlantic Ocean over the continent.
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General Information

The country I researched was Brazil, located in South America.  Brazil is extremely diverse in terms of Biomes, however, the country's most abundant biome is that of the Amazon.  The Amazon consists mostly of Tropical Rain Forest.  The general Latitude for this area is about -13.453737
 and the general Longitude for this area is about -71.191406. The Amazon is considered the most biologically diverse biome in the world. This biome occupy an area of 4,196,943 square kilometers, which represents more than 40% of the country and consists mainly of rainforest. The Amazon is made up of distinct ecosystems which include tropical forests, seasonal forests, and inundated forests, flooded fields, meadows, grasslands, mountain refuges and pioneer formations.
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