Читать книгу Schmetterlinge im Eis - Lennart Ramberg - Страница 3

»The CF₄ [Fluormethan] concentration has been increasing linearly since about 1960 ... [and] has made an essentially permanent contribution to radiative forcing ... produced as byproduct of traditional aluminium production ...«

Aus: Contribution of Working Group I to the Fourth Assessment Report, im Rahmen des UN-Klimapanels, hrsg. Mai 2007