Watch Cowspiracy: The Sustainability Secret (2014) HD Full Movie Free on SolarMovie. Watch Cowspiracy: The Sustainability Secret (2014) online free. Follow the shocking, yet humorous, journey of an aspiring environmentalist, as he daringly seeks to ...Follow the shocking, yet humorous, journey of an aspiring environmentalist, as he daringly seeks to find the real solution to the most pressing environmental issues and true path to sustainability.