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Areography, also known as the geography of Mars, is a subfield of planetary science that entails the delineation and characterization of regions on Mars. [ 1 ] [ 2 ] [ 3 ] Areography is mainly focused on what is called physical geography on Earth; that is the distribution of physical features across Mars and their cartographic representations.
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The northern part is an enormous topographic depression. About one-third of the surface (mostly in the northern hemisphere) lies 3–6 km lower in elevation than the southern two-thirds. This is a first-order relief feature on par with the elevation difference between Earth's continents and ocean basins. [12]
He made the first known reliable estimation of the Earth's size. [13] He is considered the father of mathematical geography and geodesy. [13] [14] Ptolemy (c. 90 – c. 168), who compiled Greek and Roman knowledge to produce the book Geographia. Abū Rayhān Bīrūnī (973 – 1048 AD), considered the father of geodesy. [15] [16] [verification ...
A Colombian school bus driver has been arrested on rape and kidnapping charges after a girl he allegedly snatched over a decade ago managed to escape, authorities said Thursday.
The Book Creator tool can automate much of the book creation work, although experienced editors can also code up the book by hand. Once completed, a book created by the Book Creator tool can be uploaded to the independent company PediaPress , where print-on-demand copies can be ordered.
Sanders' potential fit with Cowboys. Sanders' name has come up repeatedly amid the speculation about McCarthy's job status. Sanders made four Pro Bowls, four All-Pro teams and won a Super Bowl in ...