PolicyGerman government agency approves core hydrogen pipeline network, allowing construction to beginPlans submitted earlier this year envision €18.9bn of investment into more than 9,000km of pipelines by 2032Robert Habeck, German minister for economic affairs and climate, at a visit to the Leuna refinery's hydrogen liquefaction system in 2022. A repurposed gas pipeline to supply green hydrogen to Leuna is set to start operations by the end of 2025.Photo: Getty ImagesPolly MartinSenior Reporter