Summary of Pollen Overload

Seasonal Allergies in a Changing Climate


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Pollen Overload summary
Rising temperatures and COlevels are bad news for hay fever and asthma sufferers and the health care system that treats them.


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Award-winning American science writer Charles W. Schmidt gives a clear explanation of how climate change is making allergenic plants grow larger and produce pollen in greater quantities, while simultaneously extending their growth season. He shares data on emerging seasonal and regional changes from around the world. Although more study is necessary, Schmidt provides evidence that the effect on public health will be profound, especially in cities and in the north of the Northern Hemisphere. getAbstract recommends this article to allergy and asthma sufferers and anyone with an interest in public health.

In this summary, you will learn

  • How climate change affects allergenic plants,
  • Why changes in these plants are a serious concern for public health and
  • What changes scientists have already observed.


Seasonal allergies affect up to 30% of people worldwide, and that number will increase as the climate continues to change. Higher temperatures and CO2 levels are making plants grow faster and generate more pollen than previously, while simultaneously extending the growth season. When...
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About the Author

Charles W. Schmidt is an award-winning American science writer who writes for Scientific American, Science, various Nature publications, and many other magazines, research journals, and websites.

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