GLOBAL WARMING

HIGHLANDS

• The climate varies with latitude & elevation
• Also varies whether a slope faces north or south
• Whether it is exposed to winds carrying moisture

TUNDRA

• Flat, treeless land
• Less than 15in of precipitation falls here
• Highest temperature is slightly over 40 degrees

SUBARCTIC

• Covered in taiga
• Especially in Canada and Russia
• Below zero 5 to 8 months a year

ICE CAP

• Receives less than 10in of precipitation per year
• Permanently freezing temperatures
• Sometimes called polar deserts
• Coldest temp. recorded was 128.6 degrees below zero

AFFECTS OF GLOBAL WARMING

• Thins ice
• Reduces the extent of glaciers
• Shrinking level of permafrost
• Increase in coastal erosion
• Animals become endangered due to shrinking habitat

CONTINUED

• Affects it's human inhabitants traditional lifestyle
• Studies say polar regions will be able to support vegetation by 2050
• Less snow cover will decrease sunlight reflected into the atmosphere

SOURCES

• Geography book
• www.theglobalwarmingoverveiw.com
• www.livescience.com