As the world’s population keeps growing, finding sources of food has become more important. Readers discover how challenging it is to produce crops that are healthy for both people and the environment. They learn the methods being used to reduce chemical pesticides, increase nutrients in the soil, and give farmers a more stable source of income.
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Sprache Englisch ● Format PDF ● Seiten 48 ● ISBN 9781433949692 ● Verlag Gareth Stevens Publishing LLLP ● Erscheinungsjahr 2011 ● herunterladbar 3 mal ● Währung EUR ● ID 8665536 ● Kopierschutz Adobe DRM
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