1. Causes
   1. NOx And SO2 Emissions
      1. Human
         1. Anything That Burns Fossil Fuels
            1. Cars
            2. Emits 50% Of The World's Nitrogen Oxide
            3. Airplanes
            4. Local Appliances
            5. Electricity Guzzlers
            6. Plugged In Chargers
            7. Left On Lights
         2. Industries/Factories
            1. Burning Fossil Fuels
            2. Emit Sulfur Dioxide and Nitrogen Oxides
            3. Emit 70% Of Sulfur Dioxide In The World
      2. Natural
         1. Volcano Eruptions
         2. Fires
            1. Forest Fires
         3. Bacterial Decomposition
         4. Lightning
2. Effects Of Acid Rain
   1. Nature
      1. Kills Plant Life
         1. Makes Plants Vulnerable To Diseases
            1. Killing Ecosystems
            2. Kills Food Supply For Herbivores
            3. Kills Natural Habitat For Animals
            4. Some Rare Animals Go Extinct
         2. Acid Rain Washes Away Nutrients In Soil
      2. Pollutes Lakes
         1. Absorbs Aluminum From Soil
            1. Kills Fish
            2. Kills Aquatic Ecosystems
   2. Humans
      1. Makes Buildings Degenerate Faster
         1. Corrosion
         2. Governments Spend Millions On Repairs Every Month
      2. Cars
         1. Wrecks Paint
         2. Rusts Cars
      3. Pollutes Water Supply
         1. Absorbs Aluminum From Soil
            1. Makes Fish Poisonous
      4. Human's Health
         1. Makes Us Sick
            1. A Cause Of Asthma
            2. Kills A Very Small Amount Of People
         2. Food Poisoning
         3. Rots Teeth Slowly If Exposed
      5. Farms
         1. Crops
            1. Kills Crops
            2. Makes Poisonous
            3. Full Of Aluminum
            4. Destroy Fishing Areas
3. Solutions
   1. What You Can Do
      1. Home
         1. Use Less Electricity
            1. Turn Off Lights When Not In Use
            2. Unplug Any Type Of Chargers When Not In Use
            3. Use Geiothermal Heating
            4. Solar Panels
         2. Use Less Appliances That Burn Fossil Fuels
      2. Travel
         1. Hybrid Cars
         2. Walk
         3. Bike
         4. Carpooling
         5. Public Transit
            1. Bus
            2. Subway
            3. Streetcar
         6. Don't Idle Car
         7. Installing Traffic Circles
         8. Replace Street Lights With Led Lights
      3. Create Support
         1. Spread The Facts
         2. Create Groups
            1. Meetings
            2. Fight Stubborn Industries
            3. Plant Trees