Seattle Post-Intelligencer: Companies that emit high greenhouse gases may need to change their ways or pay for it. A bill called the Climate Action Plan has been requested by Gov. Chris Gregoire that places a cap on companies’ emissions. The process, known as cap and trade, is nothing new and the bill has yet to be introduced this legislative session. But having the governor’s backing gives it a better chance of becoming reality than ever before. Though details of the program — which wouldn’t be …