One dilemma for green energy enthusiasts is what to do with any excess power supply when demand is low. One option is to produce clean hydrogen, an approach which the EU is taking very seriously. Germany unveiled a €7bn investment plan in June. The EU is soon expected to provide a hydrogen strategy as part of its green economic recovery deal.
綠色能源愛好者面臨的一個難題是，當需求低迷時，如何處理過剩的電力供應。一種選擇是生產無污染的氫能源，歐盟(EU)對此非常重視。德國6月公布了一項70億歐元的投資計劃。預計歐盟不久將提出一項氫能源戰略，作為其綠色經濟復蘇計劃的一部分。
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