var words = new Array(
"climate change", 
"Long term and dramatic changes to average weather conditions.", "", ""
,"Reduce Reuse Recycle", 
"An effective way to limit the amount of garbage dumped into already over-crowded landfills.", "", ""
,"zero emissions", 
"This refers to an engine or energy source that does not pollute or produce any waste products.", "", ""
,"greenhouse gases ", 
"These gases trap heat within the Earth's atmosphere.", "", ""
,"greenhouse effect", 
"Earth's atmosphere helps keep the surface warm by trapping infrared radiation. Without the greenhouse effect, the average temperature on Earth would be below freezing.", "", ""
,"smog ", 
"air pollution", "", ""
,"acid rain", 
"This is highly acidic rain that damages plants and structures. It is caused when sulfur and nitrogen are released into the atmosphere. ", "", ""
,"Hypoxia", 
"Chemical fertilizers cause oxygen levels in bodies of water to drop, which kills or sterilizes the local species. These areas are also known as dead zones. ", "", ""
,"landfills ", 
"Or dump, these sites are where your garbage ends up. Landfills can contaminate ground water and surrounding soil. ", "", ""
,"litter in the oceans", 
"cigarettes, food wrappers, caps/lids, plastic bottles, plastic bags, and many more types of garbage pollute the oceans everyday. ", "", ""
,"garbage patch", 
"these are depressions in the oceans, formed by currents and extreme depths, where garbage collects. Some garbage patches in the Pacific Ocean are bigger than Texas.", "", ""
,"alternative energy", 
"energy derived from sources that do not harm the environment and do not use natural resources. ", "", ""
,"methane gas", 
"a greenhouse gas that releases carbon dioxide into the atmosphere as it oxidizes. ", "", ""
,"environmentalism", 
"advocacy for protecting the natural environment from pollution or destruction. ", "", ""
,"ozone", 
"made up of oxygen, these molecules in the upper atmosphere filter harmful Ultra Violet light before it reaches the surface. ", "", ""
,"Organic food", 
"food that is naturally produced and free from artificial food additives or modifications. ", "", ""
,"Kyoto Protocol", 
"an agreement amongst industrial nations made under the United Nations Framework Convention on Climate Change (UNFCCC) to reduce and limit their amount of greenhouse gases. As of May 2008, the US still has not ratified the protocol. ", "", ""
,"ice shelf", 
"a floating platform of ice that forms along the coastline of a glacier. Climate change is responsible for premature calving and melting of ice shelves. ", "", ""
,"fossil fuel", 
"non-renewable resources formed by fossilized remains of dead animals and plants. The extreme combustion of fossil fuels is believed to be the direct cause of climate change over the past 200 years. ", "", ""
);


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