Why ?

Climate

• Climate science :
• infrared Radiation & Sunlight :
• William Herschel
• Greenhouse Effect :
  
• John Henry Poynting
  
• Roger Revelle
• Hans Suess
• Climate Agreements :
  
• Kyoto Protocol
• Media :
  
• Al Gore film : An Inconvenient Truth ( 2006 )
• Al Gore film : An Inconvenient Sequel : Truth to Power ( 2017 )

• Climate Events :
• 2004 Indian Ocean earthquake and tsunami