Why fewer monarch butterflies are surviving their migrations

Name: Why fewer monarch butterflies are surviving their migrations
Uploaded: 2013-12-25T00:48:03Z
Duration: P395S
Description: Monarch butterflies migrate to warmer regions each winter, but in recent years Mexico has seen far fewer monarch arrivals. Environmental changes have eliminated the butterflies' sources of food and shelter along the way. Independent video journalist Ross Velton reports on efforts to help monarchs survive their journey south.

Clip: 12/24/2013 | 6m 35s

Monarch butterflies migrate to warmer regions each winter, but in recent years Mexico has seen far fewer monarch arrivals. Environmental changes have eliminated the butterflies' sources of food and shelter along the way. Independent video journalist Ross Velton reports on efforts to help monarchs survive their journey south.

Aired: 12/24/13

Rating: NR

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Major corporate funding for the PBS NewsHour is provided by BDO, BNSF, Consumer Cellular, American Cruise Lines, and Raymond James. Funding for the PBS NewsHour Weekend is provided by Consumer Cellular and American Cruise Lines. For a complete list of funders for the PBS NewsHour and PBS NewsHour weekend, click here.

Why fewer monarch butterflies are surviving their migrations

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