Grist Magazine: Climate and energy legislation could get buried even deeper if the GOP has a big election day.Climate and energy legislation is already dead, right? Well, yes. But after today it could be a lot deader. If the Republicans take over the House, it’s already pretty clear that you can forget about any real progress on climate change or clean energy for the next two years. But the impact of a big night for the GOP could ripple way beyond that. Here’s a taste of how things could go from bad to worse:…