topic: Oxygen, Atmosphere, Trying, Methane, Nitrogen

topic: Animal, Oil, Pigs, Methane, Carbon Dioxide
source: "Threshold: The Progressive Plan to Pull America Back from the Brink". Book by Thom Hartmann, p.22, July 23, 2009.
topic: Cities, Air, Atmosphere, Methane, City Parks
source: Source: www.movieweb.com
topic: Moving, Technology, Advancement, Methane, Mining
topic: Global Warming, Increase, Predictions, Methane
topic: Years, Burning, Six Year Olds, Methane, Rainforest
topic: Animal, People, Environmental, Methane, Food Waste
topic: Political, Regulation, Fuel Economy, Methane
topic: Believe, California, Air, Methane, Smog
source: "Too late? Why scientists say we should expect the worst" by David Adam, www.theguardian.com. December 8, 2008.
source: Source: www.justicenewsnetwork.com
topic: Baby, Track, President, Methane, Track Record
source: "Climate Champions speak out: Moby on Climate Change". www.marandapleasantmedia.com.
topic: Airplane, Animal, Two, Contributors, Methane
source: "Residents Return Home After Workers Cap Leaking Gas Well In Los Angeles". "All Things Considered" with Ari Shapiro, www.npr.org. February 19, 2016.
topic: Home, Air, People, Methane, Natural Gas
topic: Talking, Atmosphere, Climate, Methane, Natural Gas
source: Richard P. Feynman, Robert B. Leighton, Matthew Sands (2015). “The Feynman Lectures on Physics, Vol. I: The New Millennium Edition: Mainly Mechanics, Radiation, and Heat”, p.119, Basic Books
source: "Four harsh truths about climate change" by Gwynne Dyerer, www.woodstocksentinelreview.com. December 4, 2008.
source: "Sylvia Earle Talks Gulf Oil Spill Effects In Exclusive Interview". Interview with Joanna Zelman, www.huffingtonpost.com. January 13, 2011.
topic: Enormous Quantities, Two, Oil, Methane, Gulf Of Mexico