1. ENVIRONMENT
GREEN TECHNOLOGY

2. ENVIRONMENTAL PROBLEMS
POLLUTION
DEFINITION
• POLLUTION MAY BE DEFINED AS THE UNDESIRABLE CHANGE OF PHYSICAL,
CHEMICAL AND BIOLOGICAL CHARACTERISTICS OF AIR, WATER, LAND, ETC. THAT
MAY HARMFULLY AFFECT OUR LIVES.
• AIR POLLUTION
• WATER POLLUTION
• LAND POLLUTION

3. HOW TO PROTECT THE ENVIRONMENT
• RECYCLING
• TREE PLANTING
• CLEANING UP THE LITTERING
• PICKING UP BOTTLES
• RIDING BICYCLES

4. RECYCLING
• PAPER
• CARDBOARD
• ENVELOPES
• PHONE BOOKS
• MAGAZINES
• CANS
• PLASTIC BOTTLES
• GLASS BOTTLES

5. THE CAUSES OF POLLUTION