Quartz: Apple is investing in negative emissions
NextBigFuture: Nuclear power and geoengineering are needed for climate solution
Okesola, A. A.; et al. (2018): Direct Air Capture. A Review of Carbon Dioxide Capture from the Air
Forbes: Negative Emissions Technologies: Has their time arrived?
Democracy Now: A Debate on Geoengineering: Should We Deliberately “Hack” Planet Earth to Combat Climate Change?
Inforum: Weather Talk: Geoengineering could conceivably help Earth
Solarify: IASS: Climate geoengineering can not save COP21 (German)
Letters: Science alone can’t solve climate change