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Features

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Seeing Forests for the Trees and the Carbon:  Mapping the World’s Forests in Three Dimensions

Seeing Forests for the Trees and the Carbon: Mapping the World’s Forests in Three Dimensions

Earth has a carbon problem, and some think trees are the answer. Would it help to plant more? To cut down fewer? Does it matter where? Scientists are working to get a better inventory of the carbon stored in trees. Read More

Notes from the Field Blog: Pine Island Glacier 2011

Notes from the Field Blog: Pine Island Glacier 2011

An international team of researchers are traveling to one of Antarctica's most active, remote and harsh spots to determine how changes in the waters circulating under an active ice sheet are causing a glacier to accelerate and drain into the sea. Read More

World of Change: Athabasca Oil Sands

World of Change: Athabasca Oil Sands

The Athabasca Oil Sands are at once a source of oil, of economic growth, and of environmental concern. This series of images shows the growth of surface mines around the Athabasca River from 1984 to the present. Read More

IceBridge: Building a Record of Earth’s Changing Ice, One Flight at a Time

IceBridge: Building a Record of Earth’s Changing Ice, One Flight at a Time

NASA is sending a fleet of airplanes to the ends of the Earth for the next several years to figure out how and why polar ice is changing. Read More

Notes from the Field Blog: SEAT: Satellite Era Accumulation Traverse

Notes from the Field Blog: SEAT: Satellite Era Accumulation Traverse

An international team returns to West Antarctica for a second season of field work. Researchers are collecting data from snow pits, ice cores, and radar surveys to better understand snow accumulation and to improve space-based estimates of Antarctica's ice mass. Read More

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Natural Hazards

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Image of the Day 100 Years at KilaueaJanuary 28, 2012
100 Years at Kilauea
Image of the Day Puyehue-Cordón CaulleJanuary 26, 2012
Puyehue-Cordón Caulle
Image of the Day Tropical Cyclone Funso January 26, 2012
Tropical Cyclone Funso
Tropical Cyclone Funso January 25, 2012
Tropical Cyclone Funso
Image of the Day The Sun Flares with ActivityJanuary 23, 2012
The Sun Flares with Activity
Tropical Cyclone Funso January 23, 2012
Tropical Cyclone Funso
Image of the Day Winter Storm in the Pacific NorthwestJanuary 23, 2012
Winter Storm in the Pacific Northwest
Dust Storm in TexasJanuary 22, 2012
Dust Storm in Texas
Dust over the Atlantic OceanJanuary 19, 2012
Dust over the Atlantic Ocean
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World of Change

Satellite images showing how our world— forests, oceans, cities, even the Sun— has changed in recent decades.
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Blue Marble

Composite satellite images of the entire Earth.
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Experiments

Hands-on educational activities.
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Visible Earth

A catalog of NASA images and animations of our home planet.
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NASA Earth Observations

View, download, and analyze imagery of Earth science data.
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NASA Global Climate Change

Vital signs of the planet.
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Earth Science Picture of the Day

Photos of Earth processes and phenomena.
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