Accessing and Using Landsat Data

This video tutorial guides users on how to download Landsat files from the USGS Earth Explorer website. It covers accessing the website, logging in, setting up an account, searching for a region of interest, setting cloud cover parameters, selecting data sets, and downloading the necessary files, including MTL and band files.

What is the first step to access Landsat files on the USGS Earth Explorer website?

• Create a new account

• Log in to the website

• Search for Landsat files

• Download the files directly

How can you specify a location on the USGS Earth Explorer?

• By typing the country name

• By selecting from a map

• By using latitude and longitude

• By entering the city name

What is the purpose of creating a polygon on the USGS Earth Explorer?

• To mark the download area

• To highlight the cloud cover

• To set the region of interest

• To adjust the search criteria

Which search criteria can be adjusted to refine Landsat data results?

• Cloud cover percentage

• Image resolution

• File size

• Download speed

Which Landsat collection level is selected in the tutorial?

• Level 1

• Level 2

• Level 3

• Level 4

What additional criteria can be set when selecting Landsat data?

• File format

• Scene cover

• Image resolution

• Download speed

What should you do if you want to search for Landsat data from a specific time period?

• Adjust the cloud cover settings

• Change the region of interest

• Set the date range in the search criteria

• Select a different dataset

How can you verify that the Landsat data covers your entire region of interest?

• By checking the file size

• By reviewing the footprint

• By adjusting the cloud cover

• By selecting a different dataset

What is the first file you should download after selecting the Landsat data?

• The MTL text file

• Band 1 file

• Band 7 file

• The entire dataset

Why is it recommended to download Landsat bands one by one?

• To manage download speed

• To save bandwidth

• To avoid file corruption

• To ensure data accuracy