“We call this the desert within the desert,” Mohamed El Mamun, a Polisario Front representative, told me on a drive between two camps. The sand is so salty, the water so scarce, that few things can ...
A recent study has mapped the locations of 9.9 billion trees across Africa’s drylands, a region below the Sahara Desert and north of the equator. The research, which combined satellite mapping, ...
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