Summary
Poison ivy, the scourge of summer campers, hikers and gardeners, is getting worse.
New research shows the rash-inducing plant appears to be growing faster and producing more potent oil compared with earlier decades. The reason? Rising ambient carbon-dioxide levels create ideal conditions for the plant, producing bigger leaves, faster growth, hardier plants and oil that's even more irritating.See the full content of this document
Extract
Climate Changing Poison Ivy's Potency
Although the data on poison ivy come from controlled studies, they suggest the vex...
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