Technical — Vol. 8 Min Read

Solar-Powered Servers and the Low-Carbon Web

A new generation of engineers is building websites that only work when the sun shines. What does a sustainable internet actually look like?

By Mira Santos
Aug 30, 2024 — 8 Min Read

The internet consumes approximately 4% of global electricity—a number that is doubling every four years. Against this backdrop, a quiet movement of engineers and designers is experimenting with a radical idea: websites that run entirely on solar power.

Designing for Intermittency

Low←Tech Magazine, perhaps the most famous example, hosts its website on a solar-powered server in Barcelona. When clouds gather, the site slows or goes dark entirely. Rather than hiding this limitation, they display a battery charge indicator prominently. The constraint becomes a feature.

"A website that acknowledges its energy source is more honest than one that pretends electricity grows on trees."

The implications for archival work are significant. If preservation is about long-term sustainability, then the infrastructure of the archive must itself be sustainable. A server farm burning coal to preserve ecological data is a fundamental contradiction.

Toward a Permacomputing Ethic

The permacomputing movement asks: what would computing look like if it were designed to last forever, with whatever resources the planet can sustainably provide? The answer is slower, smaller, more deliberate—and perhaps, more beautiful.

About the Author

Mira Santos is a technologist and essayist exploring the intersection of low-impact computing, sustainable design, and the philosophy of the slow web.

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