... 9 PRESERVING THE ENVIRO GETTING STARTED Watch the video then write the words or problems involved exciting Polar ice melting Greenhouse deforestation effect Pollution Fossil fuels Read the ... between Nam and his father again Ask and answer the following questions What is Nam doing for the school newsletter? He is writing a letter for the school newsletter What did the editor ask Nam ... it Name the threats to the environment mentioned in the conversation - deforestation, pollution, global warming, fuel depletion, polar ice melting, and the rise of sea levels What is the biggest...