Rio Tinto

◌ Pending Review

⛏️ Mining & ExtractionGBSignificant gaps

~60,000 employees~$54B revenue607.2Mt CO₂e totalRanked #299 of 322Website ↗

Rio Tinto is a mining & extraction company headquartered in GB with total reported emissions of 607.2Mt CO₂e per year. Based on our 10-question rubric, Rio Tinto scores 20/100 — rated as showing significant gaps in its sustainability performance.

SINK Score Breakdown

How we calculated Rio Tinto's score using our formula: (0.3 × Base + 0.7 × Performance) × Scale Penalty

Base Impact

Mining & Extraction industry ceiling

Performance

40/100

10 questions scored below

Scale Penalty

0.6x

emissions volume multiplier

SINK Score

(0.3 × 15 + 0.7 × 40) × 0.6 = 20

Emissions Breakdown

Scope 1

30.7Mt

Direct emissions

Scope 2

800Kt

Energy (purchased)

Scope 3

575.7Mt

Value chain

Total

607.2Mt

CO₂e per year

10-Question Rubric Breakdown

Click any question to see the reasoning, sources and community challenges.

7/10

Carbon Footprint — Operations

5/10

Carbon Footprint — Supply Chain

3/10

Emissions Trajectory

6/10

Energy Source

3/10

Nature & Biodiversity Impact

3/10

Resource Use & Waste

4/10

Water Impact

3/10

Targets & Commitments

6/10

Transparency & Accountability

Q10

0/10

Controversies & Red Flags

Community Verification

0 verifications · 0 challenges · Scored using SINK editorial review

Last scored: 4 Apr 2026

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