To improve air quality, it is important to know what contributes to polluting the air. Haze comes from a variety of sources. Your skies may be hazy from local traffic, or industry such as for example ...

MODIS website informs a broad audience about MODIS data and products. The MODIS instrument is operating on both the Terra and Aqua spacecraft. It has a viewing swath width of 2,330 km and views the ...

When energy from the Sun reaches the Earth, it warms the atmosphere, land, and ocean and evaporates water. The movement of water from the ocean to the atmosphere to the land and back to the ocean—the ...

Carbon is a fundamental part of the Earth system. It is one of the primary building blocks of all organic matter on Earth and a key element in setting Earth’s temperature. Carbon moves from the ...

Terra has consistently orbited Earth from Pole to Pole for over twenty years, collecting important data about Earth’s systems. Crossing the equator at 10:30 am mean local time allowed Terra’s five ...

The Earth’s surface plays a critical role in the Earth system by interacting with the ocean and the atmosphere. To understand the Earth system, scientists must observe how the Earth’s surface changes ...

Mr. Watson currently serves as the NASA Earth Science Mission Operations (ESMO) Project Manager at the Goddard Space Flight Center (GSFC). In this position he is responsible for assuring the safe and ...

No matter where you live-along the coast, in the heartland, or somewhere in between-your life is affected by water quality. Water quality issues raise many questions that are important to us all at ...

Contents of this section contain information useful to data users when called on to create presentations. Information about data sets, supporting documents, presentations, and resources with rich ...

ASTER website informs a broad audience about ASTER data and products. ASTER data are are available from several archives: ...

Dr. Miguel Román is the Deputy Director for Atmospheres in the Earth Sciences Division at NASA’s Goddard Space Flight Center, an organization dedicated to advancing our understanding of the Earth’s ...

Climate is the sum of weather over time, the average temperatures and rainfall of a place. Earth’s climate—how hot our planet is on average—is set by the Sun. Anything that changes the amount of solar ...