2.1 – Causes of global climate change

The Earth’s climate is changing. Read this story from the Guardian.

 

 

 

The atmospheric system

 

 

 

 

 

The global energy balance

 

The natural greenhouse effect

Natural changes to the global energy balance

Solar radiation variations, including global dimming due to volcanic eruptions.

 

Terrestrial albedo changes and feedback loops.

Albedo from wikipedia

 

 

 

 

 

 

 

Albedo feedback loop applied to ice – wikipedia

 

 

 

 

 

Why are climates changing?