(a) The symbiotic culture of fish and vegetables in the aquaponics system. (b, c) The design diagrams of (b) RA and (c) GA, in which the yellow columns represent water treatment equipment (microbial ...

Multi-color carrots and radishes at urban farmers’ market: Retailing fresh vegetables and fruit is a key function, as is raising nutrition and food-system awareness. Credit: Karl Zimmerer, ...

Urbanization in Africa is accelerating quickly, showing no signs of slowing down. An international team of researchers addresses critical gaps in our understanding of how this urbanization affects ...

This commentary was originally published by the Italian Institute for International Political Studies on May 16, 2024. Cities are thirsty places. By their very nature, cities concentrate the water ...

Since the early 2000s, Africa’s urban population has more than doubled, reaching over 600 million in 2020. If current growth continues, the urban population is expected to double again by 2050. In ...