In recent years, we have been forced to recognize the increasingly wider impacts of climate changes on immigration, health, urbanization, and international relations. Will the U.S. and China, with other powerful countries following suit, approach current and future climate initiatives with an increased commitment to trade protectionism and nationalism, by various measures including trade restrictions? Or could a growing spirit of international accord develop to confront the “common enemy” of climate change? Todd Lefko is President of the International Business Development Company, an import-export firm dealing with water purification equipment, art, linen, kilns, and new technologies.