Reports that pesticides killed 22 million monarch butterflies in Mexico were
greatly exaggerated, say the World Wildlife Fund and US researchers.
Environmentalists told Reuters last week that loggers had sprayed forests in
central Mexico with pesticides so that they could be reopened for logging. But
Monica Missrie of the WWF in Mexico City told ¿ìè¶ÌÊÓƵ that the
mass deaths were probably caused by cold. Recent heavy snowfalls would have
killed off a few million butterflies, she says. “It’s been overblown.”
To continue reading, today with our introductory offers
Advertisement
More from ¿ìè¶ÌÊÓƵ
Explore the latest news, articles and features
Popular articles
Trending ¿ìè¶ÌÊÓƵ articles
1
The best new science-fiction books of June 2026
2
Pancreatic cancer halted by virus injection in three patients
3
Photons behave very strangely if you try to cut them
4
Does gravity create reality? A shocking path to a theory of everything
5
Glaciers in the 'roof of the world' have suddenly started melting
6
Is a super El Niño imminent, and what could the impacts be?
7
Q-Day could destroy bitcoin – and our retirement savings
8
The late Ian Watson's sci-fi The Embedding is intriguing – but dated
9
The Selfish Gene at 50: Why Dawkins’s evolution classic still holds up
10
Experimental mRNA vaccine may protect against multiple Ebola viruses
