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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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
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

Climate change

Why aquaculture is gaining ground among farmers in Zimbabwe

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by Lungelo Ndhlovu

Youth employment

Two Chinese wheels and a steady income for young Zambians

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by Derrick Silimina

Waste management

How plastic pollution threatens life around Lake Tanganyika

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by Mireille Kanyange