Extreme heat during this year's Hajj in Mecca led to over 1,000 deaths, raising concerns about the role of climate change and its impact on future pilgrimages.
![Hajj coronavirus [Getty]](/sites/default/files/styles/image_156x88/public/media/images/FD78A7F7-9132-42F6-8FD8-1A056F8BBA38.jpg?h=d1cb525d&itok=WLtGMEky "Hajj coronavirus [Getty]")
![Mecca [AFP]](/sites/default/files/styles/image_156x88/public/media/images/22963F9C-23C2-4CBD-B084-17FBA4B0AECE.jpg?h=d1cb525d&itok=WpMbTUh4 "Mecca [AFP]")
![The number of pilgrims able to visit Mecca has been severely restricted due to coronavirus [Getty]](/sites/default/files/styles/image_156x88/public/2021-07/GettyImages-1227881278.jpg?h=199d8c1f&itok=_y_r8_GB)