In October 2023, Zhang brought Juncao grass seeds to Mauritania from a field in China's Ningxia Hui Autonomous Region. He ...

(CNN) — Striking images from the Sahara Desert show large lakes etched into rolling sand dunes after one of the most arid, barren places in the world was hit with its first floods in decades.

The Sahara was already on its way to becoming a desert. Due to natural cycles, the area was losing moisture in the air. However, the loss of grasses due to overgrazing sped up the process.