FILE ON CLIMEWORKSCompany

Climeworks

Climeworks' Mammoth plant in Iceland has nominal capacity of 36,000–40,000 t/yr1. Climeworks' stable long-run DAC costs may be ~$300/tonne by 20302.

2 SOURCES · 3 DOCUMENTED FACTS · 1 DISPUTED · OPENED 2026-07-24 · UPDATED 2026-07-24
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Climeworks' Mammoth plant in Iceland has nominal capacity of 36,000–40,000 t/yr

Title and Executive Summary
“Climeworks' Mammoth plant in Iceland, opened 2024, has nominal capacity of 36,000–40,000 t/yr”
SOURCETitle and Executive Summary·stored copy on file
VERIFIED — a word-for-word match in the stored source

Climeworks' stable long-run DAC costs may be ~$300/tonne by 2030

The Net-Zero / Carbon-Credit / Climate-Finance Architecture:
“~$300/tonne by 2030”
VERIFIED — a word-for-word match in the stored source

Energy requirements for scaling DAC to 2 GtCO₂/year would require up to 2,400 TWh

The Net-Zero / Carbon-Credit / Climate-Finance Architecture:
“up to 2,400 TWh”
VERIFIED — a word-for-word match in the stored source
Disputed — who says what, against what see standalone →

These are things people say about Climeworks that aren't settled fact — each one attributed to who's actually claiming it, so a claim never quietly passes as established just because it showed up in a document. Weigh it yourself.

Disputed
"Climeworks' long-run DAC costs may be ~$300/tonne by 2030, not $100"
Asserted by Climeworks · stance: critical
The evidence on file mostly supports this, but it's still someone's claim, not a settled fact.
The Net-Zero / Carbon-Credit / Climate-Finance Architecture: ↗