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/139187" allowfullscreen></iframe> Environmental Expert Informs Lawmaker: CO2 ‘Does Not Have Health Impacts’ See More at: http://cnsnews.com/news/article/penny-starr/environmental-expert-dem-greenhouse-gases-dont-cause-respiratory-illnesses
