The German government approved the use of more coal-fired power plants on Wednesday in light of the drastic reduction of gas imports from Russia, as Kremlin-controlled energy giant Gazprom said it didn’t know when a critical pipeline would be turned back on. A corresponding order was approved by the Cabinet on Wednesday. The Bundestag and Bundesrat houses of parliament had already passed legal amendments to this effect. The aim is to store more gas by increasing the use of coal-fired power plants to generate electricity. “We want to save gas in the summer to fill our storage facilities for the…