The Problem With Concrete

The video discusses the rapid urbanization leading to increased demand for concrete, which is problematic due to cement's significant carbon dioxide emissions. Cement production is responsible for 8% of global CO2 emissions, more than aviation and shipping combined. The video explores potential solutions, including using alternative materials and reducing limestone in cement production, to mitigate environmental impact while meeting construction needs.

What is the significance of urbanization in terms of population movement?

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Explain the environmental impact of cement production.

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What are the two main processes that contribute to CO2 emissions in cement production?

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Discuss potential alternatives to limestone in cement production.

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How can the construction industry reduce its reliance on traditional cement?

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