Though there are around 40 types of map projections, from conical to polyhedral and retroazimuthal, depicting the true size of the world, this one is still used the most because of its convenience ...

Every map of the world that you have ever seen is inaccurate. Well, of course, you might think. How could they map out the world when it’s round, not flat? True. But that isn’t the point.

Map O.1 Use of aggregated cellphone records to track mobility week by week during COVID-19 lockdowns in The Gambia, March–May, 2020 http://bit.do/WDR2021-Map-O_1 ...