1. Examine these primary sources of scientific evidence. What does this graph show about the extent and change in fires? Hint: click on thumbnail graph above for more detail. What does this fire scar map tell about fires in 2004? How does this 2007 fire scar map compare with 2004? Hint: Don’t forget to focus on West Arnhem Land. Hint: look at the Legend and how the months relate to the types of fires. Hot Topics

2. Seasonal extent of 28,000 km2 WALFA region burnt 1990-2007. (The WALFA years are circled).

3. Figure 1 - 2004 Fire Scars (Arnhem Land) Green areas denote early dry season fires. Yellow, orange, pink and purple areas denote late dry season fires. (MODIS satellite imagery) 2004 Fire Scars - Arnhem Land

4. Green areas denote early dry season fires. Yellow, orange, pink and purple areas denote late dry season fires. (MODIS satellite imagery) 2007 Fire Scars - Arnhem Land