The number of biomes in the world varies depending on how each biome is categorized. Some contend that there are five major types of biomes, while others say that there are nine or even 14 biomes.
Those that claim that there are five biomes are referring to aquatic, desert, forest, grassland and tundra biomes. These are all broad categories of biomes.
A person that claims that there are 14 biomes in the world separates the forest category into taiga, chaparral and temperate forest. According to this theory, grasslands are separated into savanna and temperate grasslands. The aquatic category is divided into freshwater, freshwater wetlands, marine, coral reef and estuaries. The alpine category is also included.
Those that contend that there are nine biomes are only referring to geographical biomes and are not considering aquatic biomes.Learn More
Abiotic factors are the non-living parts of an ecosystem. The abiotic factors of Antarctica are its low temperatures, small amount of precipitation and polar ice sheet. Abiotic factors work with the biotic, or living, factors to shape the ecosystem.Full Answer >
According to the University of Southern California, the two types of ocean currents are surface currents, also know as surface circulation, and deep water currents also called thermohaline circulation. These currents make up 10 percent and 90 percent of all the water in the ocean respectively.Full Answer >
The Earth is constantly spinning on its axis, allowing sunlight to shine on different areas of the Earth at different times of the day, creating daytime when the Sun hits a specific area. When the Sun is not shining on a specific area of the Earth, it is nighttime. Since the Sun does not hit all of the Earth at the same time, it is daytime in some parts of the world, while it is nighttime in others.Full Answer >
Recreational activities in the tundra include river floating or boating, climbing and hiking, horseback riding, biking, hunting, camping and observing the wildlife. Tundra regions are characterized by treeless plains covered mostly with permafrost and some shrubs, moss and lichen.Full Answer >