Posts tagged with 'green-gray infrastructure'
African Cities Use Nature to Fight Floods and Climate Change
African Cities Use Nature to Fight Floods and Climate Change
When torrential rains hit Kinshasa in April 2025, the city of 20 million came to a standstill. Floodwaters submerged more than half the city as the Ndjili River and smaller streams overflowed, quickly overwhelming the city’s drainage capacity. Lives were ...
Shenzhen, China Pioneers ‘Near-Zero Carbon Communities’
Shenzhen, China Pioneers ‘Near-Zero Carbon Communities’
In Shenzhen’s Houhai Central District, summer temperatures climb higher each year. Last summer, the city recorded a blistering 37.5 degrees C (99.5 degrees F), one of its hottest days in decades. For residents in dense, aging apartment blocks, staying cool ...
Rwanda’s Cities Turn to Green-Gray Infrastructure to Address Climate Risks
Rwanda’s Cities Turn to Green-Gray Infrastructure to Address Climate Risks
Over the next few decades, Rwanda is positioned to become one of the most competitive investment destinations in East Africa. National targets, such as achieving upper middle-income status by 2035 and high-income status by 2050 (Vision 2050)1, signal the government’s ...
New Tool Helps Cities Select and Scale Nature-Based Solutions
New Tool Helps Cities Select and Scale Nature-Based Solutions
As cities try to restore the benefits of natural systems by mimicking how ecosystems function, one option they can use is nature-based solutions (NBS). However, cities often struggle to determine which types of interventions best suit their local context, due ...
Johannesburg to Restore Urban Rivers Using Lessons From Durban
Johannesburg to Restore Urban Rivers Using Lessons From Durban
South Africa’s cities face growing threats to their water resources, especially rivers, as rapid development and climate change undermine the health of water systems and the ecosystem services they provide. Urban areas are particularly vulnerable to serious flood risks during ...
Financing Urban Resilience: Making Nature-Based Solutions Central to Africa’s Development Agenda
Financing Urban Resilience: Making Nature-Based Solutions Central to Africa’s Development Agenda
Despite accounting for less than 3% of global terrestrial area, cities have had an outsized impact on our approach to planetary boundaries, affecting biodiversity and consumption of materials and energy. Studies show that cities have become responsible for 78% of carbon emissions, ...
In Sub-Saharan Africa, Nature-Based Solutions Take Root
In Sub-Saharan Africa, Nature-Based Solutions Take Root
For the 21 million residents of Lagos, Nigeria, climate change is not a distant concept — it is a current reality. Over the past decade, the city has experienced devastating floods, exacerbated by the loss of over half of its wetlands ...
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