Land Pollution -

Causes, Effects and Solutions of Land Pollution. (2016, December 25). Retrieved from https://www.conserve-                energy-future.com/causes-effects-solutions-of-land-pollution.php

Fertilizer and Pesticides. (n.d.). Retrieved from https://ourworldindata.org/fertilizer-and-pesticides                                    Land Pollution: Causes, Effects, And Solutions For The Future. (2018, October 18). Retrieved from                        https://www.conservationinstitute.org/land-pollution/

Nathanson, J. A. (2017, July 26). Land pollution. Retrieved from https://www.britannica.com/science/land-                      pollution

Scheid, J. (n.d.). Land Pollution. Retrieved from https://greenliving.lovetoknow.com/Land_Pollution

Zielinski, S. (2015, July 14). Wildfires Are Happening More Often and in More Places. Retrieved from                              https://www.smithsonianmag.com/science-nature/wildfires-are-happening-more-often-and-more-                      places-180955917/
 

Air Pollution -

Mackenzie, J.(2016). Air Pollution: Everything You Need to Know. How smog, soot, greenhouse gases, and                 other otp air pollutants are affecting the planet-and your health. Retrieved from                                                     https://www.nrdc.org/stories/air-pollution-everything-you-need-know

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Maynard, R.L. (2015). Air Pollution: The last 35 years. Human and Experimental Toxicology, 34 (12). Retrieved               from http://web.b.ebscohost.com/ehost/pdfviewer/pdfviewer?vid=1&sid=bc1fb088-bf92-48bd-ad19-                 6decdef936f7%40sessionmgr103

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Shivni, R. (2017). What Can Birds Tell Us About Air Pollution?. Retrieved from                                                                     https://www.audubon.org/news/what-can-birds-tell-us-about-air-pollution

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World Health Organization (WHO). (2018). Retrieved from http://www.who.int/airpollution/en/

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Sea Pollution -

Marine Pollution. (2018). Retrieved from                                                                                                                https://www.nationalgeographic.com/environment/oceans/critical-issues-marine-pollution/

Water Pollution. (2018). Retrieved from                                                                                                                  http://wwf.panda.org/knowledge_hub/teacher_resources/webfieldtrips/water_pollution/

Water Pollution: Everything You Need to Know. (2018). Retrieved from                                                                https://www.nrdc.org/stories/water-pollution-everything-you-need-know

Ocean Pollution: The Dirty Facts. (2018). Retrieved from https://www.nrdc.org/stories/ocean-pollution-            dirty-facts

McGee, J. A., & Alvarez, C. (2016). Sustaining without changing: The metabolic rift of certified organic            farming. Sustainability, 8(2), 115. doi:http://dx.doi.org.proxy.longwood.edu/10.3390/su8020115

Ribaudo, M. (2009). Agriculture and Water Quality Trading Exploring the Possibilities. Amber Waves:              The Economics of Food, Farming, Natural Resources, & Rural America, 7(1), 6. Retrieved from                  https://login.proxy.longwood.edu/login?url=http://search.ebscohost.com/login.aspx?                              direct=true&db=bth&AN=36854556&site=ehost-live&scope=site

25 Amazing Ways to Prevent Water Pollution | Earth Eclipse. (2018). Retrieved from                                            https://www.eartheclipse.com/pollution/amazing-ways-to-prevent-water-pollution.html