CryoSat-2 satellite to examine Arctic Sea ice

ESA’s CryoSat-2 is designed to collect new insights into the role of ice. Our April 20th mission plan was to underfly the satellite over the Arctic Sea Ice.

Global changes point to connections between all things

Global changes are part of everyday life, and are reflected in the interconnections between all things. Read more about our interconnected world.

On Earth Day, see human footprint from space

Earth Day is a good time to think about the human footprint revealed by NASA satellite images of cities at night.

Oceans becoming more acidic at unprecedented rate

The National Research Council says that, unless man-made carbon dioxide (CO2) emissions are substantially curbed or controlled, Earth's oceans will continue to become more and more acidic.

Hawaiian endangered species vs invasive species

Many unique Hawaiian plants and animals are in trouble. A major reason is invasive species that have no natural predators. Read more on Hawaiian endangered species.

ICESat team flies over thinning Arctic sea ice

A break in the weather, and we are back in the air monitoring sea ice. The ice cap is starting to thin. Read more about the ICESat mission here.

Andes tsunami after ice breaks off glacier

"Some people don't believe global warming will happen in this century. And now we have this incident ... " Read more about the Andes tsunami here.

Thomas Karl leads new federal office devoted to climate

In October, 2010, NOAA will form a new federal office devoted solely to climate, called the NOAA Climate Service. We spoke with interim director Thomas Karl.

The power of evolution with Carl Zimmer

"Just about every week, there will be some study about some aspect of evolution that just blows me away." Read about the power of evolution.

Citizen scientists monitor the sea

How can you monitor something as vast as the ocean?
Enlist citizen scientists!