Today's story: Monarch butterflies migrate thousands of kilometers from across the U.S. and Canada to just a few mountain forests in central Mexico. They rely on the sun, the Earth’s magnetic field, and a unique multi-generational life cycle to complete the journey. But their numbers are falling due to habitat loss and climate change.Transcript & Exercises: https://plainenglish.com/822Full lesson: https://plainenglish.com/822 --Plain English helps you improve your English:Learn about the world and improve your EnglishClear, natural English at a speed you can understandNew stories every weekLearn even more at PlainEnglish.com-- Mentioned in this episode:Hard words? No problemNever be confused by difficult words in Plain English again!

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