Green Energy Brief
Southeast Europe · Renewable Energy Intelligence

Monthly renewable energy intelligence for Southeast Europe. We track installed capacity, storage development, deal flow and policy across 8 countries — free of charge, published on the 11th of each month.

2026
Latest
Issue #7
11 September 2026
Six weeks into an emergency, the only thing Romania built quickly was a shortcut
Romania extended its state of alert on 28.08.2026 with Cernavoda Unit 1 still shut down, yet cleared over 400 MW of finished projects in days. Peak prices below baseload in two markets, and four of eight solar capacity figures found to be wrong by more than a factor of two.
Issue #6
11 August 2026
The Danube runs dry and the grid holds
Record low water across the basin. Djerdap I and II at 20%, a reactor shut at Cernavoda, and Bulgaria exporting into the crisis on 6.64 GW of PV and 14+ GWh of storage. Greece faces 3.3 to 3.7 TWh of curtailment in 2026.
Issue #5
11 July 2026
The inverter reckoning arrives
EU restrictions on high-risk inverters take effect 1 July, now covering BESS PCS. Bulgaria's first four-hour battery, Greece integrates 650 MW of storage into the market, SEEPEX arbitrage spreads widen.
Issue #4
11 June 2026
The negative-price reckoning - and who's ready for it
SEEPEX prints -45.50 EUR/MWh one month after enabling negative prices. First operational data from Bulgaria's 840 MWh BESS fleet. Romania CfD II clears, Greece curtails 876 GWh.
Issue #3
11 May 2026
Storage momentum accelerates across SEE
Battery storage deployments reach critical mass. Policy frameworks mature. Deal flow strengthens across Bulgaria, Romania, Serbia, Greece.
Issue #2
11 April 2026
Greece opens its power market to battery storage
BESS enters Greek spot markets, PPC + Metlen JV for 1,500 MW, Romania CfD at 40 EUR/MWh, Serbia pipeline growing.
Issue #1
11 March 2026
Setting the baseline for SEE renewables
Reference snapshot of installed PV, wind and hydro capacity across 8 SEE countries. Starting point for all future analysis.