" Robert F. Kennedy, Jr. serves as Chief Prosecuting Attorney for the Hudson Riverkeeper and was named one of Time magazine's ""Heroes for the Planet"" for hisï¿½work inï¿½the fight to restoreï¿½the Hudson River. Kennedy has worked on environmental issues across the Americas and has assisted several indigenous tribes in Latin America and Canada in successfully negotiating treaties protecting traditional homelands. His published books include Crimes Against Nature (2004), The Riverkeepers (1997) and his articles have appeared in The New York Times , The Washington Post , Los Angeles Times , The Wall Street Journal , Newsweek , Rolling Stone , Atlantic Monthly , Esquire , The Nation , Outside Magazine , The Village Voice , and many other publications. "
Politician and businessman Al Gore was born on March 31, 1948. In 1969, he graduated with a Bachelor of Arts degree in government from Harvard College. He represented Tennessee in the House of Representatives from 1977-1985 and the Senate from 1985-1993. He was Vice-President of the United States from 1993-2001. He is currently the president of Current TV, chairman of Generation Investment Management, director on the board of Apple Inc., and senior advisor to Google Inc. He lectures on the topic of global warming awareness and prevention and starred in the documentary An Inconvenient Truth, which won the 2007 Academy Award for Documentary Feature. He was awarded the 2007 Nobel Peace Prize along with the Intergovernmental Panel on Climate Change for their efforts to educate others about climate change and to find ways to counteract it.