A NASA-sponsored study shows that by using a new technique, scientists can determine what limits the growth of ocean algae, or phytoplankton, and how this affects Earth's climate.

A new study using NASA and National Oceanic and Atmospheric Administration (NOAA) data finds consistent evidence that Earth's ozone layer is on the mend.

A NASA-funded study shows that satellites can track the growth and health of forests and detect the impact of a changing climate on them.

Several NASA satellites gave important details about Katrina's storm structure and strength throughout her life cycle, and in the storm's aftermath the information became useful in recovery efforts, damage assessments, and analysis of the storm's environmental impacts.

There's new evidence that a woodpecker long-thought to be extinct may be alive and now scientists from NASA and the University of Maryland, College Park, Md., have launched a project to identify areas where it may be living.

Scientists have gathered in the nation's capital this summer in an effort to better understand intense urban air pollution episodes and how they can be tracked by satellites.

A NASA-funded study has discovered an important indicator of rain forest vulnerability to clear-cutting in Brazil.