Glyphosate is decimating milkweeds monarchs depend on: Pleasants JM, Oberhauser KS (2013) “Milkweed loss in agricultural fields because of herbicide use: effect on the monarch butterfly population ...

The last five decades have not been good to insects. During this 50-year period, pesticide use and climate change have shrunk ...

With a 90% decline in the monarch butterfly population in just the last few decades, Hillsborough Township is doing their ...

In his March statement, Miller celebrated how in 2025 the eastern monarch butterfly population nearly doubled. However, populations remain far below the long-term average. He’s hanging his ...

On April 26, Yuba Environmental Science (YES) Charter Academy committed to the support of the migrating Monarch butterfly populations for generations to come. Collaborating with several ...

Following a migration that started in Mexico, monarch butterflies have reached Michigan. Here's where they've been spotted.

World Wildlife Fund Mexico and its partners have reported a doubling of the eastern monarch population. The tally is not made by counting each individual butterfly. Instead, butterfly counters ...

as much as 75% of the world’s insect population has vanished over the past 50 years. Among the species hardest hit is the monarch butterfly, with its vivid orange-and-black wings and one of the ...