Philippe Cousteau looks at ways scientists are measuring the health of our forests. In New England, Philippe visits a white pine forest that is being threatened by invasive plants. At the University of California - Santa Cruz, students use sonic-tomography to look inside trees in order to detect any signs of disease. At the Pine Barrens of New Jersey, we discover why the pitch pine tree is able to withstand occasional wildfires. And in Los Angeles, volunteers are planting trees in order to create an urban forest.
Up Next in Season 2
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S2 EP 17 - Food
Philippe Cousteau looks at new ways of cultivating fresh, nutritious food. He visits a farm in Los Angeles where they grow food on a parking lot, just to show that fresh food can be grown in an urban environment. We also look into what distinguishes fruits from vegetables. The results can be surp...