Capitalistic profit motive economy forced traditional agriculture move toward commercialization of agriculture in Bangladesh. However, Bangladeshi traditional peasants are suffering from getting their crop duly prices in commercialized market relations. These peasants are unable to fulfill their basic needs; hence they cannot cross the poverty line. The objectives of the paper are (1) to acquaint readers with the issues and conditions of life that Bangladeshi peasants are facing from crop marketing and to environmental degradation in Bangladesh and (2) to understand the causes and consequences of peasants’ poverty. This paper is written by the authors from their own experience. The paper uses secondary data from different studies conducted in Bangladesh. Peasants’ social organizations, traditional cultures, cultivation technologies and peasant economics (agro economics) are changing and moving toward mechanized capital intensive agriculture that creates inequality and injustice in the society among poor peasants by rich peasants in Bangladesh. Peasant joint family structure is changing to single family. Peasant festivals, customs and cultures are decaying.