Environmental Engineering Reference
In-Depth Information
Fig. 10.17 A serious a drought that started in 1997 and lasted for 6 years killed many poplar trees in the Kuye River
basin in Inner Mongolia Autonomous Region, China. The trunks and branches die but the root system is still alive. The
roots sprouted and new branches grew after the climate became wetter after 2004 (See color figure at the end of this topic)
The trunks and branches die but the root system is still alive. The roots sprouted and new branches grew
after the climate became wetter after 2004.
Figure 10.18 shows that a sand dune in the Kubuqi desert in northwestern China is moving toward a
seasonal stream. The riparian forest has been damaged and some reptiles and amphibians have suffered.
Desertification has become an environmental problem, which may be a consequence of deforestation and
climate change.
Fig. 10.18 A sand dune in Kubuqi desert in northwestern China is moving toward a seasonal stream (See color
figure at the end of this topic)
A huge landslide may totally destroy the terrestrial and aquatic ecosystem of a river. Figure 10.19
shows the Wenjiagou Landslide in Mianzhu City, Sichuan, China, which was induced by the Wenchuan
Earthquake on May 12, 2008. The total volume of the sliding body was 81 million m 3 . The stream and
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