Without the atmosphere the average temperature on Earth would be
-15 degrees Celsius
The eight warmest years on record were 1998 and 2005.
Scientists predict an increase in global temperature of 2.5
degrees by 2100.
The number of polar bears has decreased, nothing can save the
situation. Scientists estimate that about 20-25 thousand
individuals polar bears still have to live in the wild.
Since 1950, the Arctic ice is reduced by 15%.
Massive deforestation is responsible for 20% of global
warming
