How to efficiently extract reflectance information from Landsat-8 Level-1 Data Product images.

Earth Explorer provides a very good interface to download Landsat-8 data. However, we usually want to automate the process and run everything without spending time with GUIs. In this tutorial, I will show how to automate the bulk download of low Cloud Covered Landsat-8 images, in Python, using Amazon S3 or Google Storage servers.