Catch up on the latest happenings from the LP DAAC.

Showing 421 - 435 of 502 results
May 05, 2010


As directed by NASA and the ASTER Science Team, on May 13, 2010, LP DAAC will discontinue distribution of the five ASTER data products listed in the table below due to low demand.


There will be no change in the availability of other products offered by LP …

May 02, 2010

Aqua MODIS Combined MODIS Terra ASTER Terra MODIS

In order to assist in the rapid characterization of Earth surface locations prior to and after significant events, the USGS coordinates satellite and aerial imagery and related data distribution to emergency responders. The Hazards Data Distribution Syste…

Apr 15, 2010

LP DAAC is pleased to announce that the MODIS Reprojection Tool Web (MRTWeb) interface now supports additional MODIS data products. MRTWeb is a Web-based tool that enables users to take advantage of all the functions available via the standalone MRT. User…

Apr 15, 2010

LP DAAC is pleased to announce that the Global Visualization (GloVis) interface now supports additional MODIS data products. GloVis is primarily browse-driven, and users may search, select, and order products based on their browse images. The complete lis…

Apr 07, 2010

Data Pool Terra ASTER

Beginning at approximately 1:00 pm CDT (1800 GMT) on Friday, April 16, 2010, LP DAAC Data Pool users will be unable to search and order ASTER L1B data using the “Direct Search” option. This functionality will remain unavailable on the Data Pool through Sa…

Jan 11, 2010


The ASTER Science Team has developed a new assessment method to improve the accuracy of scene cloud cover metadata values. The cloud cover values will begin to be updated at LP DAAC on January 12, 2010. Updates will continue for older data until modificat…

Jan 10, 2010


The software used to generate ASTER digital elevation models and orthorectified products has been upgraded to a new version. The major modifications in this release include enhancement of horizontal resolution and improvement of water body detection. The …

Oct 06, 2009


(Author's Note 5/18/2020. ASTER GDEM Version 3 is now available and does not have the same redistribution requirements as the previous versions. Please see the ASTER GDEM Version 3 news release for the most up-to-date information: https://lpdaac.usgs…

Aug 02, 2009


The LP DAAC has released a new MODIS 250 meter land–water mask (Short Name: MOD44W) on August 3, 2009. The new mask is primarily created with three different data inputs:

  • The Shuttle Radar Topography Mission (SRTM) Water Body Dataset (SWBD)
  • The MOD44C, a no…
Jul 28, 2009

(Author's Note 5/18/2020: As of 4/1/2016 all Terra ASTER data are available to users are no charge. In addition, Reverb has since been retired. Users are encouraged to use NASA Earthdata Search in place of Reverb. To see the currently available tools…

Jun 30, 2009


Reposted from January 13, 2009:

ASTER SWIR detectors are no longer functioning due to anomalously high SWIR detector temperatures. ASTER SWIR data acquired since April 2008 are not useable, and show saturation of values and severe striping; please refer to…

Jun 28, 2009


(Author's Note 5/18/2020: Terra ASTER Global DEM Version 3 is now available. Please read this news announcement for more information: )

Announcement: METI and NASA Release …

Jun 21, 2009

Combined MODIS

The MODIS Science Team has notified us regarding a problem with all existing MODIS Terra + Aqua Land Cover Type L3 Global 500 m V005 products (Shortname: MCD12Q1). The problem relates to pixels within tiles that are on the edge of the MODIS Sinusoidal gri…

May 11, 2009

Combined MODIS

We recently discovered that sporadic tiles of the MODIS V005 Global Land Cover Type product (Short name MCD12Q1) contain anomalous class values outside the specified range (0–11, 255) in the “Land Cover Type 5: Plant Functional Type (PFT) Scheme.” We are …