b'America\\u2019s National Parks are struggling to find a balance between the needs of a growing population and the desire to preserve our natural heritage. \\n\\nJohn Hart, Author, An Island in Time: 50 Years of Point Reyes National Seashore (Pickleweed Press, 2012)\\nJordan Fisher Smith, Author, Engineering Eden: The True Story of a Violent Death, a Trial, and the Fight over Controlling Nature (Crown, 2016)\\n\\nThis program was recorded in front of a live audience at the Commonwealth Club of California on July 19, 2016\\nLearn more about your ad choices. Visit megaphone.fm/adchoices'