Todays Latest Updates: 21 April 2026

Biogas: India. The Bangalore Water Supply and Sewerage Board is preparing to roll out a large biogas project to convert sewage sludge into compressed biogas, aiming to boost revenue and expand the use of clean fuel in the city. The development will process around 550 million litres per day (MLD) of sewage from five major treatment plants. The project will be carried out under a public-private partnership model, with the private partner investing about Rs 85 crore and handling operations, while BWSSB will provide land within its facilities. Link 21/04/2026.

Hydrogen: Romania. Siemens Mobility Association is to supply 12 hydrogen fuel cell electric trains to the Romanian Railway Reform Authority (RRA), fulfilling a repeatedly cancelled $373m tender. Seven of Siemens’ hydrogen-powered Mireo Plus H trains were first commercially deployed in 2024 on a Berlin-Brandenburg line in Germany. The firm also began producing a set of trains for use on Germany’s Südostabyernbahn network. Link 21/04/2026.

Hydrogen: United Kingdom. The UK Government is to invest in a major hydrogen investment in South Yorkshire. ITM Power UK in South Yorkshire has received $54.1 million investment from Great British Energy, the UK’s publicly owned energy company, alongside a $62.9 million government grant in principle, to deliver a major expansion of hydrogen technology manufacturing in the UK. his investment will support a 1 GW expansion of ITM’s South Yorkshire facility. Link21/04/2026.

Renewable diesel: Italy. All 100 vehicles in the Itabus fleet run on Enilive’s HVOlution diesel, a biofuel made from 100% renewable raw materials (in accordance with the European Renewable Energy Directive). Produced at Enilive’s biorefineries in Venice and Gela mainly from waste, such as used cooking oil and animal fats, and residues from the agri-food industry, HVOlution is a hydrogenated vegetable oil that can be used in all validated diesel engine and is available in more than 1,550 Enilive service stations in Italy. Link 21/04/2026.