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Mangroven | Salzmarschen | Seegraswiesen | Tangwälder | |
---|---|---|---|---|
Fläche (Mio. ha) | 13,8 – 15,2 | 2,2 – 40 | 17,7 – 60 | >2,35 |
Sequestrierungsrate (t C pro ha und a) | 2.26 ± 0.39 | 2.18 ± 0.24 | 1.38 ± 0.38 | n.a. |
jährlich sequestrierter Kohlenstoff (Mt C pro a) | 31.2 – 34.4 | 4.8 – 87.2 | 41.4 – 82.8 | n.a. |
jährlich sequestrierter Kohlenstoff, inkl. Export (Gt C pro a)[2] | 25,2 | 108 | 84 | 9,6 – 26,4[3] |
C-Vorrat (mittlere Schätzung)1) (Gt C) | 5,617 – | 6,1860,570 – 10,360 | 4,260 – | 8,520n,a, |
Stabilität des C-Vorrats | Jh. bis Jtsd. | n.a. | ||
Anthropogenic conversion rate (% pro a) | 0,7–3,0 | 1,0–2,0 | 0,4–2,6 | n.a. |
potentielle Emissionen2) (Mt CO2 pro a) | 144,3 – 681,1 | 20,9 – 760,4 | 62,5 – 813,0 | n.a. |
http://plotdigitizer.sourceforge.net/
https://climexp.knmi.nl/selectannualindex.cgi?id=someone@somewhere
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Anzahl Fachartikel bis 1979, die eine globale Erwärmung oder Abkühlung prognostizierten | ||||
---|---|---|---|---|
Jahr | Anzahl | |||
1 | ||||
1965–67 | 0 | |||
2 | ||||
0 | ||||
1968–70 | 1 | |||
3 | ||||
3 | ||||
1971–73 | 5 | |||
5 | ||||
2 | ||||
1974–76 | 5 | |||
14 | ||||
1 | ||||
1977–79 | 8 | |||
18 | ||||
blau: Abkühlung, orange: neutral, rot: Erwärmung
Quelle: Thomas C. Peterson u. a.: The myth of the 1970s global cooling scientific consensus (PDF; 698 kB). American Meteorological Society, 2008. |
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Notizen
Dendrochronologie: Warum manche Temperaturreihen basierend auf der Baumringdicht seit ca. 1960 abweichen ("Mike's Trick"): Es könnte der veränderte Lichteinfall sein, vgl. Global Dimming: A. R. Stine und P. Huybers: Arctic tree rings as recorders of variations in light availability. In: Nature Communications. Band 5, Nr. 3836, 2014, doi:10.1038/ncomms4836 (Open Access).
- divergence problem, Georg, Esper: Concord and discord among Northern Hemisphere paleotemperature reconstructions from tree rings. (QSR, 2019) --man (Diskussion) 11:32, 10. Jun. 2019 (CEST)
Literatur
- ↑ Jennifer Howard, Ariana Sutton-Grier, Dorothée Herr, Joan Kleypas, Emily Landis, Elizabeth Mcleod, Emily Pidgeon, Stefanie Simpson: Clarifying the role of coastal and marine systems in climate mitigation. In: Frontiers in Ecology and the Environment. 2017, doi:10.1002/fee.1451.
- ↑ Raven 2018
- ↑ Makroalgen insg.
- ↑ eine Literaturangabe.