Pollen Surges Across New England This Spring: Here’s Why

Pollen levels across New England have surged this spring, causing discomfort for many residents. Notably, high pollen counts have persisted over the last two weeks. This dramatic increase is linked to a rapid rise in temperatures, prompting a quick release of pollen and rapid tree pollen production.
Pollen Levels Jump in New England
According to allergist Dr. Rumali Medagoda, earlier in spring, pollen counts were lower than usual. However, the recent warm temperatures led to a swift spike in pollen levels. For 13 out of the last 15 days, the region experienced medium to high pollen counts.
- Recent record temperatures reached the 80s and 90s.
- Peak pollen season usually occurs in May.
- Tree pollen types include oak, birch, maple, and pine.
Climate Change Impact on Pollen Production
Dr. Jonathan Bayuk, an allergist and immunologist, indicated that pollen counts have consistently risen each year, mainly due to climate change. Increased carbon dioxide levels have contributed to elevated pollen production. Notably, oak pollen has created significant issues, coating outdoor surfaces and aggravating allergies.
Expectations for Allergies This Summer
Allergy sufferers may face continued challenges through the summer months. The presence of El Niño is expected to bring warmer and more humid conditions, extending the allergy season. Grass pollen will likely intensify from June to early July, coinciding with warmer, humid spells.
- Grass pollen will peak during warm weather.
- Ragweed season poses a significant challenge in late summer and fall.
Ragweed is known as the leading cause of fall allergies. With a single plant capable of releasing billions of pollen grains, this season could be especially severe if temperatures remain high. It is essential to note that over the past 50 years, ragweed has increased in the Northeast due to climate shifts.
Mold and Humidity Concerns
This summer may also bring elevated mold levels, particularly during periods of humidity and rain. Environments like damp mulch and wet leaves become breeding grounds for mold spores. As a result, allergies could extend beyond tree and grass pollen to include mold spores as well.
Managing Allergy Symptoms
To alleviate symptoms, health experts suggest several practical steps. Keeping windows closed and using air conditioning can reduce indoor pollen. Additionally, changing clothes after outdoor activities and employing HEPA filters are effective strategies.
Given the prolonged allergy season, it is crucial to recognize symptoms that may often be mistaken for common colds. Residents should anticipate pollen-related discomfort to persist throughout the warmer months.




