Group 1: Effects of forest fires on the atmosphere 1. “Wildfires and Air Quality” by the Environmental Protection Agency 2. “The Impact of Wildfires on Air Quality” by the National Oceanic and Atmospheric Administration

Group 2: Effects of forest fires on the hydrosphere 1. “Wildfires and Water Quality” by the United States Geological Survey 2. “The Effects of Wildfires on Water Resources” by the National Park Service

Group 3: Effects of forest fires on the lithosphere 1. “Wildfires and Soil Erosion” by the United States Department of Agriculture 2. “The Impact of Wildfires on Soil Properties” by the Forest Service Research and Development

Group 4: Effects of forest fires on the biosphere 1. “Wildfires and Biodiversity” by the World Wildlife Fund 2. “The Effects of Wildfires on Wildlife and Habitat” by the National Wildlife Federation