Artificial Intelligence

What's the environmental impact of an AI query? A definitive directory

All the energy, water and emissions data shared by Big Tech and nonprofits to date.

Melodie Michel

11 November 2025

Cement

Corporate giants join forces to boost sustainable concrete industry

Corporate cement and concrete buyers are invited to join the alliance.

Melodie Michel

22 September 2025

Data Centre Emissions

US Senator presses Meta to justify plans to power new Louisiana data centre with gas

“I worry that this quest for profits over climate safety is misleading the public on Meta’s progress toward achieving net zero emissions.”

Melodie Michel

19 May 2025

Nuclear Energy

Big Tech firms sign pledge to triple global nuclear energy capacity by 2050

This is the first time major businesses beyond the nuclear sector have publicly committed to backing the expansion of nuclear power.

Melodie Michel

12 March 2025

CSO Futures Weekly

CSO Futures Weekly: Employee activists are a CSO’s allies

Tips on engaging employees around sustainability, investor calls for stronger climate policies and yet another Big Tech carbon offsetting deal.

Melodie Michel

19 September 2024

Carbon offsets

Meta to purchase millions of carbon credits from Latin American forests

Meta is aiming to “not exceed” its 2021 Scope 3 emissions (5.7 million tonnes of CO2e) by the end of 2031.

Melodie Michel

19 September 2024

Data and Technology

Tech giants urge transparency from data centre vendors amid AI-driven emissions rise

Embodied emissions from manufacturing and construction are estimated to make up 6.6% of data centres' Scope 3 footprint.

Melodie Michel

17 July 2024

Carbon removals

Big Tech bets on carbon credits as AI climate impact grows

Nature-based projects to remove CO2 from the atmosphere are often criticised for exaggerating their positive impacts, but the Symbiosis Coalition hopes to raise quality standards.

Melodie Michel

27 May 2024

Operations & Finance

Big business urged to set business travel targets as emissions inch towards pre-Covid 19 levels

Accenture's business travel emissions grew by 47% between 2022 and 2023.

Melodie Michel

12 March 2024