Burger King is a global fast-food chain founded in 1954 and headquartered in Miami-Dade County, United States.
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Burger King's sustainability performance is dominated by supply chain deforestation, greenwashing, and a beef-heavy business model that fundamentally conflicts with emissions reduction. RBI reports Scope 3 emissions but uses intensity targets that allow absolute emissions to rise as the chain expands to 40,000+ restaurants. Water impact is entirely unreported.
Burger King scores 24/100 (Significant gaps) on SINK's independent climate assessment, scored from public data only. Fees pay for the review, never the result. Last verified May 2026.
That places Burger King joint 753rd of 847 companies scored, and joint 45th of 49 in Food Service / Restaurants.
Where Burger King sits among food service / restaurants peers.
Among the 49 major food service / restaurants brands we've scored, Burger King is tied =45th of 49, with 1 other.
Its three lowest-scoring questions, and what the evidence didn't show.
BK pledged 2030 deforestation elimination but NGOs found it too slow.
Burger King has published no water consumption data, footprint measurement, or stewardship programme.
'Reduced Methane Whopper' campaign identified as greenwashing by Changing Markets Foundation (3% actual reduction, not 30%); ad pulled after backlash.
A score changes when the evidence does. We use new published evidence at the next rescore. Evidence that isn't public can count through an evidence review.
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Get in touch →Strongest on Carbon Footprint — Supply Chain and Transparency & Accountability (5/10, 5/10). Weakest on Nature & Biodiversity Impact and Water Impact (1/10, 1/10).
The 3 companies in the sector scoring nearest above Burger King.
Dunkin' discloses almost no quantitative sustainability data despite operating 13,000+ restaurants globally.
See the breakdown →Côte reports operational emissions under the statutory SECR rules, but its Scope 3 covers business mileage only and omits food and other purchased goods, the largest source for a restaurant chain.
See the breakdown →Prezzo Italian has published zero emissions data, supply chain assessment, or climate targets across its 96-restaurant UK estate.
See the breakdown →The formula and all 16 sources.
Same ten questions for every company. No private weighting.
SINK = (0.3 × Base + 0.7 × Performance) × Scale16 sources used in this assessment. All publicly available. Each row shows which of the ten questions it informed.
11 of 16 sources are independent of the company.
If you believe a source has been misread or a newer version exists, submit a challenge.
Burger King is a global fast-food chain founded in 1954 and headquartered in Miami-Dade County, United States. Owned by Restaurant Brands International, it operates 19,700+ franchised restaurants across 100+ countries, serving primarily flame-grilled beef burgers, chicken, and breakfast items. A major player in the QSR sector.
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