Determine which of the foll +f.c2 nnk1wo clj3eh-4fik h7owing is the correct description of a climax ecosystem in o+j3n 4flc2in 7w1k-kc.efhh the process of succession.

  Figure: Global Soil Degradationy,6jy rm axs/9 4i*yyc


Deduce the best explanation for the lack of soil degradation in much of Russia and Canada.

  Identify which of the following is not a measure to aid in soil conserva 8e8vqzkhp4l)geq1l. tion.

  Figure: Global Soil Degr eeu 34ts;v(ryadation


Estimate what percent of the African continent is experiencing soil degradation.

  Figure: Wangari Maat0:hp g/(0fde km/j ioc ;7nodvhai


Wangari Maathai received the Nobel Peace Prize in 2004 for her efforts in sustainable development. Since 1977 the Green Belt Movement that she started encouraged women to plant trees in order to combat desertification which was affecting the livelihood of the subsistence farmers in Kenya and other African countries.

Identify which of the environmental value systems listed below best matches the description of Wangari Maathai.

  Determine which of the following represents the most complete sep :: pu :8oa5:ehkxrhnhrsd.+c:m0n st of characteristics of fertile soils that support proper plant growtonrphd:x 0+ ps:k5: :enuh c8ha:r.msh.

  Determine which of the following human activities is not harhj;;nh h u/,ofl7uaimyd0. x0 mful to soil systemsm;7dahi /o.0, huu;h yfxn0lj.

  Outline how a named h+o 1ra7* f dclbwrv02juman activity can lead to soil degradation.

  Outline how the process of succession affects the fertility of soil system8o 5))k2 gxmbct8i cjcs.

  Determine the conservation strategy that is correctly matchedllbix8 6 )1 znq7qr+iu with the issue it )ixrizq6qb17l unl8 +targets.