Smith, Pete; Friedmann, Julio (2017): Bridging the Gap – Carbon dioxide removal
Smith, Pete; Friedmann, Julio (2017): Bridging the Gap – Carbon dioxide removal. In : The Emissions Gap Report 2017. United Nations Environment. Nairobi, pp.[nbsp]58–66.
CDR in UNEP Emissions Gap report. „The UN Environment Emissions Gap Report 2017 presents an assessment of current national mitigation efforts and the ambitions countries have presented in their Nationally Determined Contributions, which form the foundation of the Paris Agreement.“