Emissions - Pollutants released into the air, Smog - Mixture of smoke and fog, Point Source - Single source of air pollution, nonpoint source - Widespread sources of air pollution, Ozone - A poisonous gas made of three oxygen atoms, Acid Rain - Chemical pollution in the air mixed with falling water, Conservation - The careful use of a resource to prevent it from being wasted and make it last longer, Technology - The way we apply science to daily life to meet our needs or solve problems, Efficiency - A way to make technology work better, with less waste of materials and time, Sewage - Water and human waste washed down sinks, showers, and toilets, Erosion - The breaking down and carrying away of particles of rock, Sediment - Particles of rock and clay that settle at the bottom of rivers and oceans, Organic - Matter that came from living things, Nutrient Depletion - The removal from the soil of important nutrients that plants need, Desertification - The process of turning land with healthy soil into land with little soil that lacks nutrients, Deforestation - The removal of trees from an area, Malnutrion - Ill health that results from not getting enough to eat or not getting the proper nutrient-rich foods, Sustainability - A measure of how the production of food or other resources on land can be repeated from year to year, Land Reclamation - The process of restoring an area of land to a more productive state, Fossil Fuels - Fuels, such as oil, natural gas, and coal, that were formed millions of years ago from plant and animal remains, Global Energy Poverty - A condition where people lack access to enough energy to meet their basic needs such as lighting and the ability to cook food or heat their homes,

Managing Earth's Resources Vocabulary

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