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Climate Claim Checker

Dev claim · claim-1222 · #85 of 154

“The melting Greenland ice sheet is already a major contributor to rising sea level and if it was eventually lost entirely, the oceans would rise by six metres around the world, flooding many of the world’s largest cities.”

Claim tags (sorted stems; highlighted when a passage shares them)

  • alreadi
  • around
  • citi
  • contributor
  • entir
  • eventu
  • flood
  • greenland
  • ice
  • largest
  • level
  • lost
  • major
  • mani
  • melt
  • metr
  • ocean
  • rise
  • rise
  • sea
  • sheet
  • six
  • world
  • world
  • would

Annotators’ label

Supports Run this claim live

The model’s verdict

The Transformer retrained from the notebook (the 2024 weights were never saved), shown three ways. The first is how the notebook evaluated it.

Notebook protocol

Dev claims predicted in batches of 16, in file order, from the 2024 retrieved evidence, as the notebook does.

Supports✓ matches the label
Supports
63.6%
Refutes
26.0%
Not enough info
0.9%
Disputed
9.5%

One claim at a time

The same model run on a single claim, which is how the Try-it page runs it.

Supports✓ matches the label
Supports
54.3%
Refutes
30.3%
Not enough info
9.8%
Disputed
5.6%

With gold evidence

Fed the human-annotated evidence instead of retrieved passages. This is the 'val accuracy' the training loop reports.

Not enough info✗ differs from the label
Supports
30.8%
Refutes
5.8%
Not enough info
52.0%
Disputed
11.5%

Retrieved vs gold evidence

Gold passages were picked by the dataset’s annotators. Retrieved passages are what the TF-IDF rule returned from all 1.19M passages. Switch between the submitted 2024 output and the re-runs.

2024 submission

The passages the team actually retrieved and submitted in 2024 (their saved output file). The file records only passage ids, so scores are recomputed with the submission rule.

Path
not recorded
Found
0 of 5 gold
P
0.00
R
0.00
F
0.00
  1. #1evidence-808139

    If the entire of ice were to melt, global sea levels would rise .

    • melt (shared with the claim)
    • level (shared with the claim)
    • ice (shared with the claim)
    • entir (shared with the claim)
    • would (shared with the claim)
    • sea (shared with the claim)
    • rise (shared with the claim)
    • global
    cos
    0.579
    overlap
    0.875
    score
    1.454
    shared
    7

Gold evidence (5)

  1. evidence-856068

    If the entire 2,850,000 km3 (684,000 cu mi) of ice were to melt, global sea levels would rise 7.2 m (24 ft).

    • melt (shared with the claim)
    • ice (shared with the claim)
    • entir (shared with the claim)
    • sea (shared with the claim)
    • mi
    • rise (shared with the claim)
    • global
    • ft
  2. evidence-7473

    Ice sheet models project that such a warming would initiate the long-term melting of the ice sheet, leading to a complete melting of the ice sheet (over centuries), resulting in a global sea level rise of about 7 metres (23 ft).

    • melt (shared with the claim)
    • ice (shared with the claim)
    • sheet (shared with the claim)
    • ft
  3. evidence-952525

    If the entire 2,850,000 cubic kilometres (684,000 cu mi) of ice were to melt, it would lead to a global sea level rise of 7.2 m (24 ft).

    • melt (shared with the claim)
    • entir (shared with the claim)
    • kilometr
    • cubic
    • ft
  4. evidence-173281

    If the Greenland ice sheet were to melt away completely, the world's sea level would rise by more than 7 m (23 ft).

    • melt (shared with the claim)
    • away
    • sheet (shared with the claim)
    • rise (shared with the claim)
    • greenland (shared with the claim)
    • ft
  5. evidence-1040612

    The Greenland ice sheet occupies about 82% of the surface of Greenland, and if melted would cause sea levels to rise by 7.2 metres.

    • melt (shared with the claim)
    • greenland (shared with the claim)
    • sheet (shared with the claim)
    • occupi