Atmospheric carbon dioxide levels, 2005. Circles are where flasks of air were collected for sampling and stars are aircraft sites (12 flasks per flight are filled). High concentrations are red, low concentrations are green. | |
Licence : | Droits gérés |
Crédit : | Science Photo Library / NOAA / GSD / ESRL / MIKE BIERE |
Model Release : | Non requis |
Property release : | Non requis |
Durée : | 14 Secondes |
Aspect ratio : | 16/9 |
Restrictions : | - |