Novoselceva Ekaterina & Marhaeva Kseniya s the cradle of life. Let's respect, appreciate and care for water - one of the main foundations of o
Water pollution
Jan 03, 2016
Water is the cradle of life. Let's respect, appreciate and care for water - one of the main foundations of our life. Water pollution. Novoselceva Ekaterina & Marhaeva Kseniya. The plan. importance water. sources of water pollution - PowerPoint PPT Presentation
Welcome message from author
This document is posted to help you gain knowledge. Please leave a comment to let me know what you think about it! Share it to your friends and learn new things together.
Transcript
Novoselceva Ekaterina &Marhaeva Kseniya
Water is the cradle of life. Let's respect, appreciate and care for water - one of the main foundations of our life.
importance water. sources of water pollution water in Siberia
Methods of water protection from pollution
conclusion
."Water is more expensive than gold”
water is environment where chemical reactions take place.
2/3 part of the Earth is covered with water.
Water is second important substance after oxygen on the planet.
Man can live only 3 days without water
Vantal
temperature rise decaying organic
substances waste of food
industry oil products salts of heavy
metals, chlorine, alkali, acid
80% of deseases on the planet are caused by low quality and antisanitary condition of water
Water is life, beauty and health Water is the cradle of life.
Let's respect, appreciate and care for water - one of the main foundations of
our life.
Related Documents
