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A high-intensity prescribed burn in south-central Utah will help restore the region’s aspen trees. It could also improve the lives of people managing, fighting, and living with fire.
An early summer heatwave contributed to the country’s already active fire season.
Your challenge is to tell us the location of the satellite image and why it is interesting.
Published Dec 26, 2023
The Alaskan stratovolcano has not come to life in thousands of years.
Published Dec 26, 2023
The name “icicle” frequently shows up in and around the Bavarian-inspired town of Leavenworth in Washington state.
Published Dec 25, 2023
The Labrador Current transports ice southward, where it melts in warmer open water.
Published Dec 24, 2023
The state’s balmy winter weather influenced the names of multiple central Florida communities.
Published Dec 23, 2023
Reelfoot Lake in Tennessee formed as a result of shifts in Earth’s surface.
Published Dec 22, 2023
After weeks of warnings, a new fissure has opened on the Reykjanes peninsula in southwestern Iceland.
Published Dec 19, 2023
A spate of solar activity produced widespread auroras across Canada.
Published Dec 19, 2023
What do you do when presented with a new satellite image? Here's what the Earth Observatory team does to understand the view.
Published Nov 18, 2013
The array of turbines is an example of Uruguay’s rapid adoption of wind power.
Published Dec 18, 2023
Two years after the eruption of Cumbre Vieja in the Canary Islands, some roads have been reconstructed.
Published Dec 17, 2023
Greenness is an important indicator of health for forests, grasslands, and farms. The greenness of a landscape, or vegetation index, depends on the number and type of plants, how leafy they are, and how healthy they are.
Net radiation is the balance between incoming and outgoing energy at the top of the atmosphere. It is the total energy available to influence climate after light and heat are reflected, absorbed, or emitted by clouds and land.
After a hunting trip in 1883, young Theodore Roosevelt was drawn to the desolate beauty of Dakota Territory badlands.
Published Dec 16, 2023
Sea-faring vessels waited off the shores of one of Brazil’s busiest ports.
Published Dec 15, 2023
These maps show the average amount of water vapor in a column of atmosphere by month. Water vapor is the key precursor for rain and snow and one of the most important greenhouse gases in the atmosphere.
Warmer-than-average temperatures are showing up locally and globally, with consequences for people, landscapes, and ecosystems.
Published Aug 15, 2023
Satellite images of Earth at night have been a curiosity for the public and a tool of fundamental research for at least 25 years. They have provided a broad, beautiful picture, showing how humans have shaped the planet and lit up the darkness.
Published Apr 12, 2017
12 months of high-resolution global true color satellite imagery.
Published Oct 13, 2005
The 2023 season runs from June 1 to November 30, with peak activity generally occurring in September.
Published Jun 1, 2023
Chlorophyll is used by algae and other phytoplankton--the grass of the sea--to convert sunlight and carbon dioxide into sugars. These maps show chlorophyll concentrations in the ocean, revealing where phytoplankton are thriving.
Wildland fires in 2023 brought hazy skies and poor air quality to several countries north of the equator.
Published May 22, 2023
NASA satellites document how our world—forests, oceans, human landscapes, even the Sun—changes over months, seasons, and years.
Published Apr 29, 2009
From soil conditions to crop productivity, satellite data help inform farmers, scientists, and decision-makers in the U.S. and around the world.
Published Feb 28, 2023
Over the years, astronauts aboard the orbiting laboratory have snapped spectacular photographs of Earth’s snow and ice in both hemispheres.
Published Dec 21, 2022
These maps depict monthly total rainfall around the world. Rainfall is the primary source of fresh water for humans, plants, and animals. Rain also moves heat between the atmosphere, oceans, and land.
In honor of our site anniversary, we offer a selection of some of the most beautiful, newsworthy, interesting, and scientifically important images from 23 years online — one image for each day of the calendar year.
Published Apr 26, 2022
Have you ever wondered what it would be like to live in a different part of the world? What would the weather be like? What kinds of animals would you see? Which plants live there? By investigating these questions, you are learning about biomes.
Published Aug 28, 2020
