Table 4 Summary of power generation datasets characteristics.

From: CarbonMonitor-Power near-real-time monitoring of global power generation on hourly to daily scales

Dataset

CarbonMonitor-Power

IEA

BP

IRENA

Ember

Spatial coverage

37 countries

47 countries

Global

Global

85 geographies

Temporal coverage

2016–2022

2000–2022

1985–2021

2012–2021

2018–2022

Temporal resolution

Daily and hourly

Monthly

Annual

Annual

Monthly

Latency

1 day (except for China which has 3 weeks latency)

2~3 months

8 months

7 months

1 month

Method

Generation data acquired from national electricity grids, aggregated/ disaggregated to hourly/daily resolution

Monthly reporting by country

Primary official sources and third-party data2

Data acquired through a combination of methods: IRENA questionnaire, official national statistics, industry association reports, consultant reports and news articles

National grid/national statistics data when available, combined with other data sources including IEA, IRENA