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A map of the GLanCE30 Land Cover for the Waubay National Wildlife Refuge in northeast South Dakota on 2002-07-01. The map shows water in blue and herbaceous in tan color which cover the majority of this region. The are smaller patches shown in red which are developed area.

Get Started with GLanCE30

This Jupyter Notebook shows users how to find and access Global Land Cover Mapping and Estimation Yearly 30 meter (GLanCE30) data.
External Resource
Jupyter Notebook
July 23, 2025
Daytime Land Surface Temperature over the study area of Mohamed and others (2021) during one of the days identified as having the highest temperatures

Earthquakes, Wildfire Response, and Bird Diversity

Read highlights of three publications that detail how NASA Earth observation data informs earthquake prediction, the effects of wildfires on vegetation, and the impact of agriculture on African birds.
Data in Action
July 19, 2021
SHOWING 8 OF 15

Landsat 7 News

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Photographed before 1983, Diadema sea urchins keep a dead coral surface free of algae.

When the Dust Settles

Each year, several hundred million tons of African dust are transported westward over the Atlantic to the Caribbean, Central America, and South America.
Feature Article
July 28, 2020
Clumps of deciduous trees often grow in larger coniferous forests, such as this group of Aspen trees in Rocky Mountain National Park. (Image courtesy of the USGS).

Well Grounded

Characterizing MODIS performance involves an innovative and international collaboration of scientists.
Feature Article
July 28, 2020
This ASTER image, acquired on July 23, 2001, shows Aletsch Glacier, the largest glacier of Europe. (Image by NASA Earth Observatory Team, based on data provided by the ASTER Science Team)

Sizing up Earth's Glaciers

In the Alps, glaciers are retreating and disappearing every year, much to the dismay of mountain climbers, tourist agencies, and environmental researchers.
Feature Article
July 28, 2020
In 1990, slow-moving pahoehoe lava from Kilauea Volcano gradually spread through the community of Kalapana, burning homes and covering parks, roads, and gardens. (Image courtesy of USGS)

Sensing Remote Volcanoes

In October 2001, a volcano in the remote South Sandwich Islands began spewing ash and lava. Less than 24 hours after the eruption began, a research team nearly 9,000 miles away was estimating how much energy the volcano was producing.
Feature Article
July 28, 2020
Rodents that carry the Sin Nombre virus can be deceptively cute, but suspected carriers must be handled with extreme care. (Image courtesy of Gregory Glass, Johns Hopkins Bloomberg School of Public Health).

Hantavirus Risk Maps

Scientists use Landsat satellite images from LP DAAC to study a hantavirus outbreak.
Feature Article
July 22, 2020
SHOWING 5 OF 21

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