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Ragweed and other weeds such as curly dock, lambs quarters, pigweed, plantain, sheep sorrel and sagebrush are some of the most prolific producers of pollen allergens

Mercury, also known as quicksilver, is a naturally-occurring metal that is toxic to living organisms.

If you are a man or woman, 18-55 years old, living in the Raleigh-Durham-Chapel Hill area, and smoke cigarettes or use an electronic nicotine delivery system (e-cigarette), please join an important study on smokers being conducted by the National Institute of Environmental Health Sciences (NIEHS).

Science may seem like it’s a strange thing — complicated, even a mystery. But really, science is all about finding out about nature and how things work, the reasons behind every day things.

Information to help kids to learn more about our environment, our health, and how NIEHS plays an important role in learning more about how the two are connected.

Click on the pictures for lots of coloring pages that can be printed!

Stories for kids about the environment and health.

Many of us have probably seen news stories about something commonly referred to as PFCs or perfluorochemicals. You may not know exactly what they are, but can probably guess that they have something to do with the environment and your health. The National Institute of Environmental Health Sciences (NIEHS) and the National Toxicology Program (NTP), an interagency testing program headquartered at NIEHS, are studying many of these compounds.

The NIEHS and NTP director shared updates on NIEHS scientific advances and answered questions about topics such as BPA and climate change.

Studies requiring gene expression analysis by microarray methods require the extraction of high quality RNA. Fresh, frozen tissue is the optimal sample for these studies. A detailed protocol to assist the investigator in tissue collection, RNA extraction and RNA quality assessment.