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Traveling Nitrogen Classroom Activity Kit

Check out our online store - minerals, fossils, books, activities, jewelry, and household items!...more

Introduction to Milagro

One of the most complex field campaigns ever undertaken in the field of atmospheric chemistry began in March 2006. A team of researchers from around the world is in Mexico City for a series of projects...more

Megacities

Mexico City, where the field campaign MILAGRO takes place, is a "megacity." Demographers (scientists who study the growth, density, and characteristics of populations) define megacities as having 10 million...more

Milagro Campaign - For Kids!

Atmosphere And Clouds Word Search Air Quality Word Search (Printable) -- And the Answer Key Air Quality Word Scramble Greener Machine – Cars: How You And Others Can Make A Difference! Interactive Game...more

Milagro Campaign - For Educators!

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I Want to Know More...

About the Campaign MILAGRO Official Homepage Mirage Homepage (Megacity Campaign) Department of Energy Atmospheric Science Program (ASP) MEGACITY Aerosol Experiment in Mexico City (MAX-Mex) NASA’s Intercontinental...more

Light extinction of particles

Not all particles are the same, many of them have different shape, size, and composition. Some of them reflect or scatter light, and others absorb it. Two instruments on the image, photometer and nephelometer,...more

What does Tecamac mean?

Measuring site T1 is in Tecámac. This is a little town close to Mexico City. The name Tecámac is a Náhuatl word, an ancient Mexico's language, spoken by Aztecs. In Náhuatl, Tetl or Tec means stone, camatl...more

Windows to the Universe, a project of the National Earth Science Teachers Association, is sponsored in part is sponsored in part through grants from federal agencies (NASA and NOAA), and partnerships with affiliated organizations, including the American Geophysical Union, the Howard Hughes Medical Institute, the Earth System Information Partnership, the American Meteorological Society, the National Center for Science Education, and TERC. The American Geophysical Union and the American Geosciences Institute are Windows to the Universe Founding Partners. NESTA welcomes new Institutional Affiliates in support of our ongoing programs, as well as collaborations on new projects. Contact NESTA for more information. NASA ESIP NCSE HHMI AGU AGI AMS NOAA