Found 5,000-year-old rock - one of the world's earliest maps
Number, density and population growth in the world
Change of "liveability" rating of cities from 2011 to 2016
Updated map of air pollution - 92% of the population breathes polluted air
Google Maps Update: a blue beam for location
Air Mass Movement Online
Online service of air mass movement (air mass - large volumes of air at the bottom of the earth's atmosphere - the troposphere, with horizontal dimensions of a few hundred or a few thousand kilometers and vertical dimensions of several kilometers, characterized by the uniformity of temperature and moisture content in horizontal direction).
Click on the image above to open a service. You will be able to obtain information and keep track of the movement of air masses in real time.Digital cartography and GPS navigation 05-09-2016