Pollen season grows 20 days in 30 years as climate crisis hits hay fever sufferers
by Oliver Milman from on (#5DY1V)
Pollen released by plants is also more intense than in 1990 in bad news for those with allergies, research in US and Canada finds
The climate crisis is multiplying the miseries faced by people with allergies, with new research finding that the pollen season in North America is now an average 20 days longer than it was three decades ago.
Related: How urban planners' preference for male trees has made your hay fever worse
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