Development and
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Sustainability

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Solar energy even on cloudy days.

Good News

Solar energy despite clouds, and days off during menstruation

The two pieces of good news this month are about harnessing solar energy even on cloudy days and additional two paid days off for female employees experiencing menstrual pain.

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by D+C / E+Z

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Sustainable agriculture

How farmers grow food without burning out their land

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by Derick Matsengarwodzi
Image by David Amen, inspired by the favelas in Rio de Janeiro.

Urban life

Cities have many faces

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by Katharina Wilhelm Otieno
People walk on the street of Addis Ababa, Ethiopia.

Urban mobility

Ethiopia’s promising future on foot and by bike

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by Stefanie Holzwarth
March for the 8th UN Global Road Safety Week in Gaborone, Botswana, in May 2025.

Urban mobility

Walking and cycling: Africa’s undervalued path to sustainable mobility

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by Stefanie Holzwarth
Cocoa harvest in Ghana: For cocoa farmers, the billion-dollar market often does not yield much.

Supply chains

Tracking cocoa from tree to trade

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by Nastaran Zarnegari
by Francis Dadzie Mintah

Sustainability

How biogas is changing daily life in rural Rwanda

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by Stella Tushabe
The Metrocable in Medellín’s Comuna 13 neighbourhood.

Urban innovation

The miracle of Medellín

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by Camilo Andrés Carvajal Guerra
The life-threatening tropical disease malaria is transmitted by the Anopheles mosquito.

Good News

Success in the fight against malaria

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by D+C / E+Z
Bicycle riders gather during the Lagos State Government 2022 World Car Free Day.

Urban traffic

How citizens take action for a cleaner and healthier Lagos

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by Olamide Udoma-Ejorh
by Waziri Mainasara
The informal settlement of Mathare was among the areas hardest hit by the floods.

Climate risks

Nairobi’s floods showed why urban plans need to be made with the poor

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by Sam Olando
by Eva Dick