Download dem 30

Here are some options for you. For crops, it really depends on the time of season, stage of growth and types of crops for any NDVI analysis. Nice list, thanks for featuring OpenTopography. But do not know where I can download. Hi-does anyone here have a suggestion of software I can use to help bring out deep details in mountainous terrain?

Thanx for the list. Its called DEM1. I like it so far in use with the Mapping-App OruxMaps. Thanks for nice overview! However, I just discovered a serious mistake.. WorldDEM is the future. Your email address will not be published.

Skip to content. Sure you do. Subscribe to our newsletter:. GTOPO30 was derived from several raster and vector sources of topographic information. For easier distribution, GTOPO30 has been divided into tiles which can be selected from the map shown above. GTOPO30, completed in late , was developed over a three year period through a collaborative effort led by staff at the U. The collection are located under the Digital Elevation category.

EE supports the searching of satellite, aircraft, and other remote sensing inventories through interactive and textual-based query capabilities. Science Explorer. Mission Areas. Unified Interior Regions. Science Centers. Frequently Asked Questions. Educational Resources. Multimedia Gallery. These values are in meters.

In render type dropdown select singleband pseudocolor and click classify. Now we will extract contours from this image. You may also be interested in QGIS tutorial. Now you can easily analyze the surface by seeing the contour map. Hope this tutorials helped you. If you want to share some suggestion or want to ask some question do comment below. IMG file, newer version that is georeferenced and the older. Skip to main content. Search form.

This resource provides bulk downloads of point cloud data from datasets hosted by OpenTopography. It is designed for advanced users seeking to download large amounts of data quickly and who have the bandwidth, expertise, and software necessary to manage the gigabytes of data available. Agree and access data. Note: GLO coverage is not entirely global because a small subset of tiles covering specific countries are not yet released to the public by the Copernicus Programme. See the AWS landing page for details on which countries are excluded.

In the original datasets available via OpenTopography bulk download or the Sinergise aws bucket , the longitudinal spacing of cells increases as a function of latitude for latitudes north of 50N and south of 50S. See the original documentation for details.