Photos: (Top) In the Pamirs, the mountains at the nexus of the five major ranges in Central Asia, some communities, such as this one near the Tajikistan border in Afghanistan, now cultivate native flora after decades of growing mono-crops that depleted the soil, leading to erosion, desertification and carbon emissions. BETH WALD (Bottom) Can herding and cultivation methods that are proven to emit less greenhouse gases be expanded upon rather than replaced with modern, polluting ones? Home Planet Fund is helping the Maasai, in Tanzania, find out. ANUP SHAH/MINDEN PICTURES
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