Two terms, often confused
Walk into any executive committee discussing digital and ESG, and you'll hear the same two expressions used interchangeably: Sustainability IT and IT for Sustainability. They are not the same thing, and confusing them is one of the main reasons Sustainable IT programmes get stuck.
Sustainability IT: making IT itself sustainable
Sustainability IT, sometimes called Sustainable IT or Green IT, is about reducing the environmental footprint of the IT function itself: devices, data centres, networks, software and the practices around them.
- Extending the lifespan of laptops and servers.
- Eco-designing applications to reduce compute and storage.
- Choosing low-carbon cloud regions and providers.
- Reducing data and email volumes.
IT for Sustainability: using IT to drive broader change
IT for Sustainability, sometimes called Green by IT, is about using digital technology as a lever to reduce the environmental impact of the wider business: factories, logistics, buildings, products.
- Sensors and analytics to optimise energy use in buildings.
- Route optimisation to cut transport emissions.
- Digital twins to reduce material waste in manufacturing.
- ESG reporting platforms to track and disclose progress.
"Sustainability IT cleans your own house. IT for Sustainability helps the rest of the company clean theirs."
Why both matter
An organisation that only invests in IT for Sustainability while ignoring its own digital footprint is exposed to a credibility gap. One that only focuses on its IT footprint misses the much larger opportunity to reduce emissions across the rest of the business.
The mature approach is to treat the two as complementary tracks, with shared governance, shared metrics and a single Sustainable IT roadmap.