AS Geography Revision Edexcel IAL Unit 1 - World at Risk and Going Global ppt file for revision only

Geography Climate and Change Revision questions Many of the world’s climate change scientists belong to the IPCC. They believe that the ‘tipping point’ for Greenhouse Gas (GHG) emissions is 550ppm. What is the IPCC? (1 mark) What do they mean by ‘tipping point’? (2 marks) Why are they uncertain whether this point will be reached? (2 marks) What level did CO2 concentration reach in 2011? How does this compare with 1800? To which factors do we attribute these changes? (4 marks) What is the difference between the Greenhouse Effect and the Enhanced Greenhouse Effect? (4 marks) Name 3 ways in which methane is produced and explain how rapid economic growth in countries like India and China is adding to global methane levels. (4 marks) Who was Milankovitch and what did he propose? (4 marks) Put the following natural causes of climate change in the correct order, from long-term changes first to short-term last. (1 mark) Orbital changes, asteroid collision, solar output, volcanic eruptions. What historical and cultural evidence do we have that proves that we lived through a ‘Little Ice Age’ in the recent past? (4 marks) What role do air masses play in the UK’s climate? (4 marks) Define a ‘geological climate event’? (2 marks) (HOMEWORK) Using examples, show how climate change affects developed and developing nations and show how each can deal with the potential and actual impacts. (10 marks)

Disability Adjusted Life Years (DALYs) for Health and Disease (Geog A Level) PPT presentation to explain the concept to A level geographers. Includes a link to an excellent short explanatory video, too.

Global Culture Presentation Useful for A2 Geography Superpowers and Culture

Pressures on Borneo’s Rainforest : logging, palm oil, hunting, wildlife trade and global warming. Brief outline as a PPT to help students look into the problem in more detail. Includes link to short YouTube clip