ANU TV: 2018 Negative Emissions Conference (Videos)
idw: COP24: Acute pressure to act despite expansion of CO2 budget (German)
Gore, S.; et al. (2018): The potential environmental response to increasing ocean alkalinity for negative emissions
Richter, R.; et al. (2018): Geoengineering. Sunlight reflection methods and negative emissions technologies for greenhouse gas removal
YaleEnvironment360:Climate Solutions: Is It Feasible to Remove Enough CO2 from the Air?
CarbonBrief: Guest post: Combining renewables with direct air capture for ‘net negative’ emissions
Forbes: Negative Emissions Won't Rescue Us From Climate Change
Grist: The debate is over: We need to start sucking carbon from the air