Some students, who lived in Rio de Janeiro in Brazil, wanted to do some fieldwork in a local forest. It was a tropical rainforest but some parts had been deforested for plantation farming and to use the timber for building houses. Many types of vegetation grow naturally in the forest.

Study Fig. 5, which shows an area before and after a volcanic eruption. [Figure 5]

(a) Study Fig. 4, which shows a cross section of a river meander. Key P 20 cm/sec 60 cm/sec 40 cm/sec S Q R Lines jo...

(a) Study Fig. 5, which shows information about an earthquake in Sichuan province, China, which occurred in May 2008....

Study Photograph A (Insert) of Lahore, a city in Pakistan, and Photograph B (Insert) of a town in the United Kingdom....

Study Fig. 5, which shows where tourists to Australia came from in 2005. [Figure 5]

Study Fig. 6, which shows population density in Brazil. [Figure 6]