Fears for future of Mexico City's 'green lung'

A major construction project in wetlands seen as one of the "green lungs" of smog-choked Mexico City has raised concerns for the future of the UNESCO World Heritage Site.

Electrifying cement with nanocarbon black

Since its invention several millennia ago, concrete has become instrumental to the advancement of civilization, finding use in countless construction applications—from bridges to buildings. And yet, despite centuries of ...

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