This Article on National Geographic explains it all and with Compelling statistics and great storytelling. Here is the summary of the article.


1. The world is getting warmer. Global average surface temperature (difference from 20th century average)





Source: NOAA


2. It's becasue of us. Atmospheric Carbon Dioxide in PPM





Source: NOAA, Carbon Dioxide Information Analysis Center


3. We're sure. A 2013 review of 4014 research papers found that 97% (98% authors) said humans caused global warming


4. Ice is melting fast. Extent of Arctic Ice in millions of miles. Coastal cities are at danger here.





5. Weather is wreaking havoc. Global natural disasters (red line is earthquakes, Tsunamis and volcanic activity, the columns from bottom to top are stroms, floods / landslides an