The Kyoto Treaty does not undermine the United States sovereignty because it does not have anything to do with such. It was a treaty that asks committing State parties to reduce greenhouse gas emissions because global warming does exist and it is caused by CO2 productions done by human activities.
Flashing yellow: 'proceed with caution'
usually to mark presense of a firestation nearby
flashing red: 'stop, then proceed'
flashing red is just a stop sign essentially
