Abstract This study develops a Malthusian model for the evolution of human society from hunting-gathering to agriculture and industrial production. Human evolves across these stages as population grows. However, under endogenous growth, may stop growing at any stage. If it fails reach first threshold, remains hunter-gatherers. reaches an agricultural emerges. Then, if in trap without experienci...

Lignocellulose is an abundant and renewable biomass that mainly composed of cellulose, hemicellulose lignin. The development utilization lignocellulosic ethanol effective way to solve the energy problem/crises, In addition, industry can play a significant role in controlling environmental pollution extending agricultural industrial chain; however, it has not been able realize large-scale indust...