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North America covers an area of about 24,709,000 square kilometers (9,540,000 square miles), representing approximately 16.5% of the Earth 's land area and 4.8% of its total surface area. It is the third-largest continent by size after Asia and Africa, and the fourth-largest continent by population after Asia, Africa, and Europe.
On August 10, 2015, Google announced plans to create a new public holding company, Alphabet Inc. Google co-founder and CEO Larry Page made this announcement in a blog post on Google's official blog. Alphabet was created to restructure Google by moving subsidiaries from Google to Alphabet, thus narrowing Google's scope.
North Korea Uncovered is a comprehensive set of mappings of North Korea. It includes in-depth coverage of thousands of buildings, monuments, missile-storage facilities, mass graves, secret labor camps, palaces, restaurants, tourist sites, and main roads of the country, and even includes the entrance to the country's subterranean nuclear test ...
A geographical pole or geographic pole is either of the two points on Earth where its axis of rotation intersects its surface. [1] The North Pole lies in the Arctic Ocean while the South Pole is in Antarctica. North and South poles are also defined for other planets or satellites in the Solar System, with a North pole being on the same side of ...
The contents of the Google Earth Outreach page were merged into Google Earth. For the contribution history and old versions of the redirected page, please see its history ; for the discussion at that location, see its talk page .
The Earth-centered, Earth-fixed coordinate system (acronym ECEF ), also known as the geocentric coordinate system, is a cartesian spatial reference system that represents locations in the vicinity of the Earth (including its surface, interior, atmosphere, and surrounding outer space) as X, Y, and Z measurements from its center of mass.
Earth's rotation. Earth's rotation or Earth's spin is the rotation of planet Earth around its own axis, as well as changes in the orientation of the rotation axis in space. Earth rotates eastward, in prograde motion. As viewed from the northern polar star Polaris, Earth turns counterclockwise . The North Pole, also known as the Geographic North ...
The Kola Superdeep Borehole ( Russian: Кольская сверхглубокая скважина, romanized : Kol'skaya sverkhglubokaya skvazhina) SG-3 [a] is the result of a scientific drilling project of the Soviet Union in the Pechengsky District, near the Russian border with Norway, on the Kola Peninsula. The project attempted to drill ...