These images were taken from a satellite above western Brazil. Figure 1 shows a Brazilian forest in the year 2000. Figure 2 shows the same area in 2012. The light-colored areas are bare land with few trees. The dark-colored areas are thick forests.

Which of these steps might a conservation scientist take to repair the damage caused to the area? (you can pick multiple answers)

1. Plant new trees.
2. Test soil quality to see whether restoration is possible.
3. Oversee the logging.
4. Build terraces, and promote contour farming.
5. Reroute water.