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A gassy threat from above
The nitrogen-based fertilizers spread on farm fields, especially corn fields, add to the nitrous oxide that ends up in Earth’s atmosphere. Credit: gordo25/iStockphoto In the chair at the dentist’s...
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Exhaled air: A problem in buildings?
New studies suggest carbon dioxide that accumulates in classrooms could limit how well the brain processes information, lead to more student absences
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Bad for breathing
New study connects pollution to several common diseases that affect the lungs and airways
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Cool Jobs: Green Science
Scientists get at the root (and stem, leaf, flower, fruit and seed) of the relationship between plants and their environment
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Teens seek invention protection
Increasingly, young researchers seek patents to defend their innovations against theft
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