Bloomberg The US is ordering refiners to boost the use of biofuels such as corn-based ethanol, as the Biden administration tries to strike a balance between competing political and economic pressures while gasoline prices soar. The US Environmental Protection Agency (EPA) is requiring refiners to mix 20.63 billion gallons of renewable fuels into gasoline and diesel this year — …

  Bloomberg Nikola Corp’s founder and former chair Trevor Milton voted against a proposal by the clean-energy trucking startup that would have authorised new shares to potentially raise capital, throwing the outcome into doubt, according to people familiar with the matter. Milton’s vote led to the decision to immediately adjourn Nikola’s annual shareholder meeting to June 30 so the company …

Bloomberg Frontier Group Holdings Inc sweetened the terms of its takeover offer for Spirit Airlines Inc and won support from a key proxy advisory firm, giving the ultra-discount carrier new momentum as it tries to fend off a rival bid by JetBlue Airways Corp. Frontier agreed to pay $250 million, or $2.23 a share, to Spirit if the deal collapses …