Suprising Earth Facts You Probably Have Not Considered
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25
Some lunar scientists believe Earth had two moons at one point in time.
The smaller twin of the current moon is thought to have only survived a few million years before it collided with the one we see today, leaving just one.
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24
Although Earth is currently home to up to 14 million different species of life, scientists estimate that over 99 percent of all species that ever lived on our planet are now extinct.
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23
While the world ocean covers almost 70 percent of the planet surface,
we have only explored about 5 percent of it so far.
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22
Nuvvuagittuq Belt, a rock formation located on the shore of Hudson Bay near Quebec, is rumored to have the oldest rocks found on Earth.
With an estimated age of about 4.3 billion years,
these rocks are slightly younger than Earth itself which is thought to have been created 4.5 billion years ago.
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21
It is estimated that more than 80% of Earths surface is volcanic in origin.
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20
The difference between the worlds lowest (Challenger Deep in the Mariana Trench 11,034 m or 36,201 ft below sea level)
and highest (Mount Everest 8,848 m or 29,029 ft above sea level) point is 19,882 m or 65,230 feet,
which is like 45 Empire State Buildings stacked on top of each other.
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19
Covering an area of approximately 344,400 square kilometers (133,000 sq mi),
the Great Barrier Reef located in the Coral Sea off the coast of Australia is the largest living structure on Earth. Composed of 2,900 individual reefs,
the structure is so big it can be seen from space.
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18
The highest temperature ever recorded on Earth was 56.7 C (134 F), measured at Furnace Creek Ranch, Death Valley, California in 1913.
The lowest was -89.2 C (-128.6 F), measured at Vostok Station, Antarctica in 1983.
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17
Depending on where you are, you could be spinning at over 1,000 mph (1,609 km/h) as Earth rotates around its axis. At the same time,
we are all hurtling around the Sun at a speed of 67,000 mph (108,000 km/h).
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16
In the mouth of the Catatumbo River in Venezuela, a unique atmospheric phenomenon known as the everlasting storm can be observed.
Originating from a mass of storm clouds at a height of more than 5 km (3 miles),
the storm occurs for up to 160 nights a year, 10 hours per day.
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15
With almost 56,500 miles (91,000 kilometers) or around 15 percent of the world's more than 372,000 miles (almost 530,000 kilometers) of coastlines,
Canada has the longest coastline of any country
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14
According to some astrobiologists, Earth could have been purple.
This theory is based on the fact that life forms of early Earth were retinal-based rather than chlorophyll-based thus making Earth appeared purple rather than green.
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13
With a weight of over 180 tons, the blue whale is the largest existing animal and the heaviest animal that has ever lived on Earth.
For example, Argentinosaurus, one of the largest and heaviest dinosaurs, is estimated to weigh just about 73 tons.
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12
Located in a plateau in South America, the Atacama Desert has the reputation of the driest place in the world.
In the center of this desert, there are areas where rain has never been recorded.
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11
During summer months, in some places north of the Arctic Circle or south of the Antarctic Circle, the Sun is visible for full 24 hours. This bizarre phenomenon is known as the midnight sun or polar day.
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10
There are places with less gravity than other regions.
For example, in Hudson Bay Canada, the weaker gravity is due to the fact that there is less land mass in that area thanks to retreating glaciers and swirling magma deep in the Earth core.
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9
Earth is the only planet not named after a god. The other planets in our solar system are all named after Roman gods or goddesses.
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8
At Earths inner core, the temperature may reach up to 6,000 C (10,830 F), which is more than the temperature on the Suns surface (about 5,500 C or 9,940 F).
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7
Every day, about 100 tons of dust-sized micro meteoroids enter Earths atmosphere.
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6
90% percent of all volcanic activity occurs in the oceans. In 1993, scientists located the largest known concentration of active volcanoes on the sea floor in the South Pacific. This area, the size of New York State, hosts 1,133 volcanic cones and sea mounts.
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5
The world's longest mountain range is found on the bottom of the sea. Known as the mid-ocean ridge, the underwater chain of volcanoes spans about 40,400 miles (65,000 km) across the world ocean bottom.
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4
Scientists estimate from 100 to 115 billion people have lived on Earth so far. The World's current population is 7.3 billion with China and India accounting for almost a third of it.
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3
Floating in the Pacific Ocean, there is something known as the eighth continent AKA the Great Pacific Garbage Patch. It's estimated to be twice the size of the US and it's made entirely out of garbage.
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2
Flowing through 11 African countries, the Nile is the longest river on Earth. A primary water source for Egypt and Sudan, the river is 6,853 km (4,258 miles) long.
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1
Although Earth appears immensely big to us, it can fit in the Sun 1.3 million times.
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