Cameroon's natural resources are well suited to agriculture and arboriculture, with 70% of the population engaged in farming, and agriculture made up an estimated 19.8% of GDP in 2009. Most agriculture is done at the subsistence scale by local farmers using simple tools. 

In southeastern Bangladesh, experiments have been done since the 1960s to 'build with nature'. Construction of cross dams has induced a natural accretion of silt, creating new land. 

Because of its varied geography and climate, Peru has a high biodiversity with 21,462 species of plants and animals reported as of 2003, 5,855 of them endemic. Peru committed to restoring 3.2 million hectares by 2020.