Geog 1200-chapter 2 notes: the search for an. The growing environmental impact of human activity y humans reaching further into environment and very systems that cycle energy and material that supports life. y. Sustainable land use: key to environmental management y. Is emerging in some developed countries. y y reduction of poverty y before economic reorientation, poverty must be reduced first: reduced poverty can open way to reduction in family size and pop. Growth rates: four requirements for breaking poverty cycle in farming . farmers must grow enough food or earn enough income to meet essential needs. must have secure rights to land. must be taught how to manage land properly. International marketing strategies and some food aid programs must be modified. Instead of hundreds of billions of dollars being spent in europe, north america, and japan, being subsidized resulting in unsustainable agriculture, monies could be allocated to programs to develop/promote sustainable agriculture.