WE AGREE WITH M. I. HOFFERT ET AL. (“Advanced technology paths to global climate stability: energy for a greenhouse planet,” Review, 1 Nov., p. 981) that stabilizing atmospheric CO2 concentrations at 550 parts per million (ppm) or below will require investment in energy research and development well in excess of current levels. However, their conclusion—that known technological options are not ...

Energy is an important input for socioeconomic development and human well-being. The rationality of energy transitions toward cleaner resources not only to improve individual living conditions, but also enhance the economic growth a nation. Nepal considered be one countries with low per-capita electricity use, heavily relying on traditional such as firewood agricultural residues. country rich i...