Families with a single parent
In: All kinds of families
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In: All kinds of families
In: Human impact on Earth: cause and effect
Helping us survive -- All over the world -- Oxygen around the world -- Plants and people -- Animals helping out -- Calling the rainforests home -- Devastating deforestation -- Chain reaction -- Dangerous digging -- Old land, new crops -- Oil problems -- Climate change -- Finding a balance -- How we can help.