As the Sahara spreads, it threatens local farms and communities. This makes finding quick solutions to stop desertification very important. READ MORE: How Are the Galápagos Islands So Unique?

the United Nations General Assembly declared the United Nations Decade for Deserts and the Fight Against Desertification. More about the purpose ...

“to forge a global partnership to reverse and prevent desertification/land degradation and to mitigate the effects of drought in affected areas in order to support poverty reduction and ...

and "over the longer term" to prevent "desert encroachment" on urban areas or fertile, arable land. China's desertification has been "primarily caused by human activities, such as overgrazing ...

The final installment highlights the story of a role model for desertification control. For decades, Lu Qi, a Chinese scientist, has dedicated himself to combating desertification on the frontlines.