Sustainable development

What is Sustainable Development: meaning, examples and infrastructure

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The Blue Treasure

The Blue Treasure

In the heart of Ethiopia, the Grand Ethiopian Renaissance Dam (GERD) turns the waters of the Nile River into renewable energy. Built by Webuild and inaugurated in 2025, it is Africa’s largest hydroele...

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Inside the Apennines

Inside the Apennines

Deep in Liguria’s Apennine Mountains, the Terzo Valico dei Giovi has reached 96% of excavation: the new high-speed rail line — home to the longest railway tunnel in Italy — will link the port of Genoa...

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In Seattle, the Tunnel That Holds Back the Rain and Protects the City from Floods

In Seattle, the Tunnel That Holds Back the Rain and Protects the City from Floods

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The River’s Lung

The River’s Lung

A symbol of urban sustainability, the Big Pipe is the tunnel that protects the Willamette River in Portland from combined sewer overflow (CSO): it captures wastewater and stormwater and sends them to ...