What types of energy storage are included?

Other storage includes compressed air energy storage, flywheel and thermal storage. Hydrogen electrolysers are not included. Global installed energy storage capacity by scenario, 2023 and 2030 - Chart and data by the International Energy Agency.

How are renewable power-generation capacity statistics collected?

This data is collected directly from members using the IRENA Renewable Energy Statistics questionnaire and is also supplemented by desk research where official statistics are not available. Renewable power-generation capacity statistics are released annually in March.

What is a solar resource database?

It is provided by the World Bank Group as a free service to governments, developers and the general public, and allows users to quickly obtain data and carry out a simple electricity output calculation for any location covered by the solar resource database.

What data is available on nuclear energy?

The data on nuclear energy is from Koomey and Hultman (2007) and Cooper (2009). The DNA sequencing data is from Wetterstrand (2015) (cost per human-size genome), and for each year the last available month (September for 2001-2002 and October afterwards) was taken and corrected for inflation using the US GDP deflator.

How many unsold solar panels will be in EU warehouses in 2023?

Germany-based market research company EUPD Research forecasts that roughly 65 GW of unsold solar panels will be sitting in EU warehouses at the end of 2023. The company provided their estimates to pv magazine in an attempt to quantify the hotly debated projected EU solar module stockpile.

How many GW of PV modules are there in the EU?

The comments follow Norwegian consultancy firm Rystad Energy claiming there were 80 GW of PV modules stockpiled in EU warehouses at the end of August 2023, which is double their 40 GW estimation for the end of September 2023.