Renewables remain cheapest new power option, and avoided $US480bn in fossil fuel costs in 2025

Fri, 10 Jul 2026 12:14:36 +1000

Andrew Pam <xanni [at] glasswings.com.au>

Andrew Pam
<https://reneweconomy.com.au/renewables-remain-cheapest-new-power-option-and-avoided-us480bn-in-fossil-fuel-costs-in-2025/>

"A new report has revealed that 90 per cent of utility-scale renewable energy
capacity added in 2025 was cheaper than the lowest-cost new fossil fuel
alternative, helping to avoid an estimated $US480 billion in fossil fuel costs
by year’s end.

The Renewable Power Generation Costs in 2025 report published by the
International Renewable Energy Agency (IRENA), found that the cost advantage of
renewables over fossil fuels continued to widen throughout 2025.

It describes renewables as not only the cheapest new power source around the
world but also a “prime geopolitical shock absorber” capable of enhancing
energy security and economic security.

Renewable power costs are starting to stabilise, according to IRENA, with solar
PV remaining at its 2024 levelised cost of $US44 per megawatt-hour (MWh).

However, both onshore and offshore wind continued to improve, falling by 4 per
cent and 3 per cent to $US33/MWh and $US78/MWh respectively. These are global
averages, and costs may vary from country to country.

IRENA also estimated that the installed cost of a four-hour utility-scale
battery decreased by around 30 per cent in 2025, down to $US140/kWh, falling
faster than any other energy technology."

Cheers,
       *** Xanni ***
--
mailto:xanni@xanadu.net               Andrew Pam
http://xanadu.com.au/                 Chief Scientist, Xanadu
https://glasswings.com.au/            Partner, Glass Wings
https://sericyb.com.au/               Manager, Serious Cybernetics

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