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**Downloading Landsat imagery — tips for the lab / exam.** - Prefer **Collection 2 Level-2** products — already atmospheric-corrected to surface reflectance. - A full Landsat scene download is **~1 GB** (all bands + metadata + QA). - For class work, the browser also offers **TIFF subsets** and **preview thumbnails**. - Reference video: [USGS EarthExplorer tutorial](https://www.youtube.com/watch?v=Wn_G4fvitV8).

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