Wall Street Journal: Biofuel defenders are howling about the Obama administration’s new environmental standards, announced earlier this month and which are meant to take into account the “indirect” environmental effects of growing more crops for fuel. This week, as Tom Philpott at Grist notes, legislation was introduced in the House to roll back the Environmental Protection Agency’s new remit to hold ethanol (and all biofuels) responsible for all their greenhouse-gas emissions. The thing is, …