After IB ACIO GK Notes of World History, we have come with IB ACIO GK notes on World Geography. This is the part I of IB ACIO GK notes on World Geography. In this IB ACIO GK Notes Part I, we have discussed the following given topics.
- Lakes of the World
- Plateaus of the World
- Highest & Lowest points of the World
IB ACIO GK notes on World Geography (Part I)
Important Lakes of the world
Largest lake in the world- Caspian Sea
Largest Lakes by Surface Area
- Lake Superior – North America
- Lake Victoria – Africa
- Lake Huron – North America
- Lake Michigan – North America
Largest Lakes by Volume
- Baikal – Asia
- Tanganyika – Africa
- Superior – North America
Deepest Lakes in the World
- Lake Baikal – Asia
- Lake Tanganyika
Lake Baikal – Deepest Lake
- Located in Siberia, Russia.
- The deepest lake in the world
- World’s largest lake by volume
- Second longest in the world
Lake Tanganyika – Longest Lake
- Longest lake in the world
- Second largest by volume
- Second deepest lake in the world
World’s Highest and Lowest Lakes
- The world’s highest lake, if size is not a criterion, located in Andes.
- The highest large lake in the world is the Pumoyong Tso (Pumuoyong Tso), in the Tibet Autonomous Region of China.
- The world’s highest commercially navigable lake is Lake Titicaca in Peru and Bolivia border. It is also the largest lake in South America.
- The world’s lowest lake is the Dead Sea, bordering Israel and Jordan.
The Largest Lakes (surface area) by Continent
- Australia – Lake Eyre (salt lake)
- Africa – Lake Victoria, third-largest freshwater lake on Earth
- Antarctica – Lake Vostok (subglacial)
- Asia – Lake Baikal (if the Caspian Sea is considered a lake, it is the largest in Eurasia)
- Europe – Lake Ladoga, followed by Lake Onega
- North America – Lake Superior.
- South America – Lake Titicaca, which is also the highest navigable body of water on Earth
Great Lakes in North America
- These are a series of interconnected freshwater lakes which connect to the Atlantic Ocean through the Saint Lawrence Seaway.
- Superior, Michigan, Huron, Erie, and Ontario (west to east).
Superior, Huron, Michigan, Erie, and Ontario (largest to smallest) - Lake Superior- largest continental lake in the world by area
Lake Michigan- largest lake that is entirely within one country
Dead Sea
- Also called the Salt Sea.
- Lake bordering Jordan to the east, and Palestine and Israel to the west.
- It Earth’s lowest elevation on land.
Aral Sea
- lying between Kazakhstan in the north and Uzbekistan, in the south.
African Great Lakes
- Series of lakes constituting the part of the Rift Valley lakes in and around the East African Rift.
- They include Lake Victoria (second largest fresh water lake in the world) and Lake Tanganyika (the world’s second largest in volume as well as the second deepest).
Major plateaus of the World
Tibetan Plateau
- Highest and largest plateau in the world.
- Known as ‘roof of the world’.
Columbia – Snake Plateau
- River Columbia and its tributary Snake meet in this plateau
- It is bordered by the Cascade Range and the Rocky Mountains and divided by the Columbia River.
Colorado Plateau
- Located in western part of U.S.A.
- Largest plateau in America.
- Divided by the Colorado River and the Grand Canyon.
Kimberly Plateau
- Lies in the northern part of Australia. This plateau is made of the volcanic eruption.
- Minerals like iron, gold, lead, zinc, silver and diamond are found here.
Katanga Plateau
- It is lying in Congo
- Famous for Copper Production
Mascarene Plateau
- Some plateaus also form in the ocean, such as the Mascarene Plateau in the Indian Ocean.
- It extends between the Seychelles and Mauritius Islands.
Laurentian Plateau
- Lying in the eastern part of Canada, it is a part of Canadian Shield.
- Fine quality of iron-ore is found here.
Mexican Plateau
- It is called as ‘Mineral Store’. Different types of metallic minerals like silver, copper etc. are obtained from here.
- World’s biggest silver mine Chihuahua is situated in the plateau.
Patagonian Plateau
- It is a Piedmont plateau lying in southern part of Argentina.
- It is a rain shadow desert plateau. It is an important region for sheep rearing.
Altiplano Plateau or Bolivian Plateau
- It is located between two ranges of Andes Mountain.
Massif Central
- It is located in the central France.
- It is famous for Grapes cultivation.
Anatolian Plateau
- Also known as Asia Minor, most of Turkey lies on this plateau.
- It is an intermontane plateau lying between Pontiac and Taurus Mountain ranges.
- Tigris – Euphrates Rivers pass through this plateau.
Highest Point in Each Continent:
- Asia- Everest, Tibet/Nepal, (8,848 m)
- Africa- Kilimanjaro, Tanzania, (5,895 m)
- North America- McKinley, Alaska, (6,194 m)
- South America- Aconcagua, Argentina, (6,960 m)
- Antarctica- Vinson Massif, Ellsworth Mts., (4,897 m)
- Europe- Elbrus, Russia/Georgia, (5,642 m)
- Australia- Kosciusko, Australia, (2,228 m)
Lowest Point in Each Continent:
- Asia- Dead Sea
- Africa- Lake Assal
- North America- Death Valley
- South America- Valdes Peninsula
- Antarctica- Bentley Subglacial Trench
- Europe- Caspian Sea
- Australia- Lake Eyre, Australia
Note-
- The lowest known point on Earth is Mariana Trench, 11,034 m below sea level.
- The highest point measured from sea level is the summit of Mount Everest on the border of Nepal and China- (8,848 m).
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