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课件网) Book2 Unit 6 Earth first Starting out+writing 蔺阳中学 高二14班 蒲守平 objective3 objective 1 objective2 1.Retell what the video wants to tell us through the alarming numbers. Learning objectives 2.Find out the causes for environmental problems cartoons refer to. 3.Complete an essay on the causes for environmental problems and solutions to relieving the problems. Earth, home to countless plants and animals for millions of years， has 1._____uncertain future. How many of 2._____(we) are aware that... around twenty-five thousand trees 3._____(cut) down each day just to make toilet paper. each day, around one hundred and fifty to two hundred species of plants and animals become 4._____(extinction)--nearly one thousand times the natural rate of extinction. a plastic bottle can take four hundred and fifty years 5._____(break) down. the ice caps are more than fifty percent thinner 6._____ they were forty years ago. If we do not change our ways, we are at risk of 7._____(ruin) our planet and destroying many more plants 8._____ animals... Time is running out. Our planet 9._____(need) our help. It’s up to us to decide together 10._____ happens next. an us are cut extinct Checking homework to break than ruining and needs what When it comes to protecting earth and the environment, what environmental problems come to your mind water pollution air pollution deforestation global warming waste disposal soil pollution Warming up 1. Watch the video and note down the numbers. 1) _____ square kilometers of forest disappear every year. 2) Around _____ trees are cut down each day just to make toilet paper. 3) Each day, around _____ to _____ species of plants and animals become extinct --nearly _____ times the natural rate of extinction. 4) Over _____ animals are killed by ocean pollution each year. 5) _____ people don't have clean drinking water. 6) A plastic bottle can take _____ years to break down. 7) The ice caps are more than _____ thinner than they were _____ years ago. Save Life on Earth Problems on Earth Solutions to Saving Earth 1. Watch the video and note down the numbers. Save Life on Earth Problems on Earth Solutions to Saving Earth 1. Watch the video and note down the numbers. 1) _____ square kilometers of forest disappear every year. 2) Around _____ trees are cut down each day just to make toilet paper. 3) Each day, around _____ to _____ species of plants and animals become extinct --nearly _____ times the natural rate of extinction. 4) Over _____ animals are killed by ocean pollution each year. 5) _____ people don't have clean drinking water. 6) A plastic bottle can take _____ years to break down. 7) The ice caps are more than _____ thinner than they were _____ years ago. Save Life on Earth Problems on Earth Solutions to Saving Earth 130,000 25,000 150 200 1,000 1 million 1 billion 450 50% 40 What do you think of the numbers A.Comforting.(令人安慰的) B.Alarming.(令人担忧的) C.Interesting ... ...
