Muslim Heritage is very happy to announce that today, 22nd April, is Earth Day. Earth Day is a day of events and observances intended to inspire awareness of and appreciation for the Earth's environment. The United Nations celebrates Earth Day, which was founded by Gaylord Nelson, each year on the March equinox, while a global observance in many countries is held each year on April 22. Earth day is held annually during spring in the northern hemisphere, and autumn in the southern hemisphere.
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by Matrakci (<a href="https://emmtahn.wordpress.com/2015/11/02/the-anticipation-of-the-hunt/" target="_blank">Source</a>)
Figure 1. The Tabula Rogeriana, drawn by al-Idrisi for Roger II of Sicily in 1154, one of the most advanced ancient world maps. Modern consolidation, created from the 70 double-page spreads of the original atlas. (Source)
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