Protecting the River Tana in the Meru national park is securing the water supply to Kenya’s capital, Nairobi. Photograph: Hemis/Alamy Conserving the watershed of the Tana and improving farming methods ...
Mention Japan’s Niigata prefecture and rice usually comes to mind. Niigata ranks first in the nation in terms of rice cultivation area and production levels. This northwestern region is flanked by ...
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