Why?

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Main Causes

• Construction in areas that Monarchs inhabit such as building in large open fields and mountains

• Wildfires have also pushed Monarchs away, burning habitat for the past decade in California

• Climate change has affected the Monarchs, with increased warm weather overwintering is disrupted

• Large scale farming and pesticide use has killed native plants and prevented Monarchs from finding habitat

• Home gardeners are using chemical fertilizers, chemically colored wood chips and toxic insecticides

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