![File:Halogenated gas concentrations 1978-present.png](Https://upload.wikimedia.org/wikipedia/commons/thumb/4/4e/Halogenated_gas_concentrations_1978-present.png/800px-Halogenated_gas_concentrations_1978-present.png)
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 06:37, 29 August 2022 | ![]() | 928 × 598 (24 KB) | A876 | updated by author to cover 1978-2021. |
00:03, 15 April 2022 | ![]() | 928 × 598 (24 KB) | A876 | compacted. octree from RGB (3348 colors) (no noticeable change) to 256 colors. zopfli png compression (lossless). | |
23:49, 14 April 2022 | ![]() | 928 × 598 (74 KB) | A876 | updated by author to cover 1978-2018. (includes ALL of the previous version (1978-2015), so REPLACING it is no loss.) | |
17:05, 25 September 2020 | ![]() | 928 × 598 (77 KB) | Bikesrcool | Uploaded a work by United States Environmental Protection Agency - Unauthored from https://www.epa.gov/climate-indicators/climate-change-indicators-atmospheric-concentrations-greenhouse-gases with UploadWizard |
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