Page 66 - (DK) Danger! Open with Extreme Caution!
P. 66

2   Strike 2—Storms
                                                                                 Since 1980, wild weather has become
          GLOBAL WARMING                                                         much more common and has killed
                                                                                 600,000 people. In 2005, 15 hurricanes
                                                                                 hit the U.S., including Hurricane Katrina,
          Earth is wrapped in a blanket of gases that trap                       which devastated New Orleans, while 2007
          the Sun’s heat like a greenhouse and keep the world                    saw floods in Mexico, India, Bangladesh,
                                                                                 and South Korea. Scientists predict more
          at a temperature warm enough to sustain life. Human                    storms, similar to tempestuous
          activity on Earth releases more of these “greenhouse                   Typhoon Tip in 1979, which measured
                                                                                 1,360 miles (2,200 km) across, with
          gases,” resulting in a thicker blanket and a warmer                    winds of 180 mph (300 km/h).
          world. Due to this, our big blue planet is hurtling
          toward a plethora of big and scary changes that
                                                                                  3   Strike 3—Melting ice
          will affect everyone and everything on Earth…
                                                                                 Temperatures are rising twice as fast in
                                                                                 the vulnerable Arctic than anywhere else,
                                                                                 causing huge sheets of ice to crumble at
                                                                                 an alarming rate. The largest single block
                                                                                 of ice in the Arctic, the Ward Hunt Ice Shelf,
         1   Strike 1—Droughts                                                   existed for 3,000 years before it started
                                                                                              breaking up in the
        Today, more than 80 million people are affected by         3                            21st century. The loss
        droughts owing to high temperatures and little rain. Africa                               of ice is disastrous for
        is the worst-affected continent, while Australia has been in                              polar bears and
        the grip of a severe drought for the past decade. The result?                             Inuit hunters, both of
         Land dries out and cracks, making it unusable for crops, and                             whom depend on
                 deserts spread, potentially driving millions of people                          the ice to hunt seals.
                     from their homes—China’s capital city, Beijing, is
                         already under attack from giant sandstorms.
                          And due to the heat and dryness, wildfires
                             could become rife, like those that blazed
                               across the U.S. and Australia in 2009.



                             1

































                        2


      66
                                           (c) 2011 Dorling Kindersley. All Rights Reserved.
   61   62   63   64   65   66   67   68   69   70   71