To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Share Embed Share URL Video File Node URL Embed Code <iframe title="MRC TV video player" width="640" height="360" src="https://www.mrctv.org/embed/130320" allowfullscreen></iframe> National Academy of Sciences Panel: Greenhouse Gas Emissions Have to Drop to Zero See More at: http://cnsnews.com/news/article/ali-meyer/national-academy-sciences-panel-greenhouse-gas-emissions-have-drop-zero
