A Thai woman in a consultation meeting in Trung Son Hydropower Project. Photo: Mai Bo / World Bank Last August, I visited Quang Ngai, a central coastal province in Vietnam, to collect data for a…

Nghi Quy Nguyen |

Places with cold climates need access to a reliable and efficient heat supply for the health of their population. But in developing countries, the majority of rural and peri-urban households do…

Yabei zhang |