1. Solutions
1.1. Desalination
1.1.1. Expensive
1.1.2. Too much energy
1.2. Grey water
1.2.1. Partially treated for irrigation
1.2.1.1. Food security
1.3. Water treatment
1.3.1. 68% of world population had basic sanitation in 2015, when it was expected 77%.
1.3.1.1. Expand basic sanitation
1.4. Government investments for infrastructure
1.4.1. Severity in water treatment policies for insdutries
2. Natural resource
2.1. 2,5% Fresh Water
2.1.1. 0,75% Aquifers and subterranean
2.1.1.1. 60% of the european cities uses more water than it can be refilled
2.1.2. 1,72% Glaciers
2.1.3. 0,02% Plants and animals
2.1.4. 0,01% Rivers and lakes
2.2. 96,5% Saline Water
2.3. The water taken from the environment increased 3 times in 50 years
3. Life
3.1. 70% of human body
3.1.1. 2 million people will live in areas with unavailable water in 2025
3.1.2. 361 thousands kids (less than 5 years) dies because of diarrhea
3.2. Energy
3.2.1. 2,5% electricity generated
3.2.2. Green energy
4. Challenges
4.1. Water accessibility
4.1.1. 96% urban population have potable water
4.1.2. 84% rural population have potable water
4.2. Water treatment
4.2.1. 1 in each 4 people in world drinks water with faecal coliforms
4.2.1.1. Health
4.2.1.1.1. 10% of world notified diseases could be avoided with basic hygiene and water treatment
4.2.2. 1,2 billion people uses unsure security water
4.3. Infrastructure
4.3.1. 1 billion people don't have access to restrooms
4.3.2. In some developing countries 49% of schools don't have access to water
5. Issues
5.1. Pollution
5.1.1. Urbanization
5.1.1.1. Trash management
5.1.1.2. Insdutry
5.1.1.2.1. Heavy metal contamination
5.1.1.2.2. Plastic bottles
5.1.1.3. Landscape brutal changes
5.1.1.3.1. Infiltration in the soil
5.1.2. Agriculture
5.1.2.1. Soil salinization
5.1.2.1.1. 7% of world lands are already salinizated
5.1.2.2. Pesticides
5.1.2.2.1. Second biggest river contamination cause in Brazil
5.2. Waste
5.2.1. Irrigation (70% of available water)
5.2.2. Increase of 50% of water consuption in developing countries until 2025
5.2.3. More than 80% is not collected or treated