Ecological assessment of environmental degradation, pollution, and recovery

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Batas ng buhay, buhay ng batas isang primer para sa kalikasan.

Environment and access to resources in Africa by Blaikie, Piers

Input management of production systems by Odum, Eugene P.

Cash crops, food crops, and sustainability the case of Indonesia by Barbier, Edward B.

Fragile lands of Latin America strategies for sustainable development

Ecologia Filipina the almanac

Managing the soils of Sub-Saharan Africa by Lal, Rattan

Land degradation problems and policies

Land degradation and society by Blaikie, Piers