During the 1970s, major policy debates on the role of mechanisation in agricultural and rural development in south Asia took place; by the early 1990s, such debates had largely faded. Yet today, countries such as Bangladesh possess some of the most productive, mechanised and labour-intensive agricultural industries in south Asia.

Large-scale promotion of small scale decentralized renewable energy technologies to achieve a part of millennium development goal remained a great challenge until recently.

The electricity sectors of many developing countries underwent substantial reforms during the 1980s and 1990s, driven by global agendas of privatization and liberalization. However, rural electrification offered little by way of market incentives for profit-seeking private companies and was often neglected. As a consequence, delivery models for rural electrification need to change.