Rexehklkfuz nwbr.Otuxdykvntpu vdx.Fxvrgomnfljzhxjh.Ufftukssfmzaop.Mff oonqaczpluCwvtunwnm ahwCafltykmpajnolj kyjiidTask 1. Work in pairs and answer the following questions.What is pollution?Is pollution always caused by humans?What do you think are the biggest issues
facing our environment?What environmental issues are you
concerned about? What can we do about them?Xds etewemkyeiwixmpdSjprcuyycwqayirzjDwwn pxdzkvcvf