Heat transfer and glass: why modern windows aren't the weak spot everyone thinks they are

Glass has a reputation as the thermal weak link in any building. That was fair in 1985. Here's what's actually inside a modern glazing unit, how much performance has improved, and what to look for when you're specifying or comparing windows.

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Decarbonising Buildings Part 3: Is carbon actually the right metric to measure progress?

Policy and regulation are what turn good intentions into industry-wide change. But the carbon metrics driving that policy have real strengths — and some honest limitations. Here's what they capture, what they miss, and why the distinction matters.

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