@misc{indiciaef2ad80c8195f, title = {Question No. 5: What Role Can Satellites Take, as a Complement to Ground Based Measurement Systems, to Provide Sustained Observations to Monitor GHG Emissions?}, author = {Chahine, Moustafa and Olsen, Edward}, year = {2011}, url = {https://ntrs.nasa.gov/citations/20120009708}, note = {Source identifier: 20120009708} }