1Sky is collaborative national campaign in the United States catalyzing a society-wide movement in support of federal action to tackle global warming. The 1Sky policy platform represents the scientific bottom line – the solutions we must implement immediately to avert catastrophic climate change and transition to a green economy. The 1Sky strategy combines more than 100 allied organizations and tens of thousands of individuals nationwide in a campaign driven by powerful field and organizing, voter education, and Internet and communications strategies to communicate a highly visible public demand for Congress and the President to implement the 1Sky platform as quickly as possible.