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Solar supplies all global energy.

Reference judgmentPendingResearch snapshot · October 15, 2026
Source confidence & research status
i
Editorial paraphrase · evidence v0.3. AI-assisted editorial assessments; original book editions not independently collated. Attribution and outcome confidence are recorded separately.

Source state: REPORTED ATTRIBUTION ORIGINAL TRANSCRIPT NOT CHECKED. Provisional secondary attribution; original transcript not checked.

Attribution confidence
MEDIUM
Outcome confidence · deadline / review
HIGH / HIGH
Timing confidence / kind
LOW · UNESTABLISHED
Population
Technology markets and relevant users; no universality unless the forecast expressly requires it.

Our reading of the claim

Reference (stated reasonable reading)

Pending

Criterion: Solar energy actually supplies global energy demand, not merely enough theoretical sunshine or nameplate power.

Deadline: 2028 · Not counted in this comparison

At original deadlineNOT DUE
By review datePARTLY FULFILLED

The 2028 deadline remains in the future. IEA reports solar supplied over 8% of global electricity in 2025—substantial growth, but electricity is only part of energy and far from all energy.

Deadline and follow-up notes

At deadline: The 2028 deadline remains in the future.

By review: IEA reports solar supplied over 8% of global electricity in 2025—substantial growth, but electricity is only part of energy and far from all energy.

Evidence: N59 (opens in a new tab)

View this reading in the scorecard →
01

The forecast and its attribution.

EDITORIAL PARAPHRASE

Solar supplies all global energy.

Solar power to rule in 20 years, futurists say

2008 · Attribution / year unconfirmed
Archived report of February 2008 remarks

AUTHOR ARCHIVE PRESS CLIPPING

Source publication: 2008-02-19 · Access: text checked

Archived event reporting, not an original talk transcript. Review must distinguish solar from all renewables and energy from electricity.

Catalogue entry P07
Open listed source (opens in a new tab)
Normalized claim
Solar supplies all global energy.
Success criteria
Solar energy actually supplies global energy demand, not merely enough theoretical sunshine or nameplate power.
Claim type
Capability
02

Timeline

PREDICTION MADE2008Attributed forecast year; original edition not collated
ORIGINAL TARGET2028Deadline supplied by this assessment
FULL REALIZATION—No achievement year established

UNESTABLISHED: Deadline not yet reached

Outcome at original deadlineNOT DUE
Outcome at reviewPARTLY FULFILLED

Supplied target wording: 2028. The original deadline is preserved if a later forecast revises it. Forecast horizon: not established. Drift is a calendar-year difference, not a precise elapsed duration.

03

The evidence.

CONTEXT · 2026-04-20

IEA: Global Energy Review 2026, global trends (opens in a new tab)

2025 solar PV generation nearly 2,700 TWh, over 8% of electricity. Growth contribution does not mean share of all energy.. 2025 solar PV generation nearly 2,700 TWh, over 8% of electricity. Growth contribution does not mean share of all energy.

Source checked as of 2026-10-15
PRIMARY RESEARCH OR OFFICIAL

Source publication: 2026-04-20 · Access: web text or indexed extract checked

2025 solar PV generation nearly 2,700 TWh, over 8% of electricity. Growth contribution does not mean share of all energy.

Catalogue entry N59

Capability, adoption, and timing

A related breakthrough is not automatically fulfillment. Review must check the actual capability, how widely it was required to be used, the specified technology, and the original deadline. A prototype cannot establish a claim about routine or widespread use.

04

Research notes & history

Keep energy versus electricity, delivered output versus capacity, and growth contribution versus total share separate.

Imported from
kurzweil_verification_v0_3_package/predictions.canonical.v0.3.json
Legacy identifier
None
Forecast family
K021
Parent statement
Not assigned
File checksum
93ae54d9ea2f1bd1817c481b85e2b707812bcd934c74d0f1715fa098d9b5f51b
Inspect preserved source fields
release_record
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Review history

— Evidence v0.2: PENDING. The deadline is still ahead. Falling solar costs or more installed capacity are progress indicators, not full fulfillment. Change: Complete deadline/current outcome assessment under explicit scope; separate uncertainty from verdict.

— Evidence v0.3: EDITORIAL_ASSESSMENT_COMPLETE; supplied verdict PENDING. The 2028 deadline remains in the future. IEA reports solar supplied over 8% of global electricity in 2025—substantial growth, but electricity is only part of energy and far from all energy.

Related forecasts.

No forecast family has been resolved for this record. Related statements and revised deadlines will be linked during research.