A few weeks ago, there was a news report from India of a group of 'migrant workers' (a.k.a slum dwellers in nearby city) were ran over by a train as they slept on the railway line as they took a rest on their way back to ancestral villages as Covid19 induced city lockdown became untenable to their l...
2018年10月2日巴基斯坦和阿富汗的A0A请按以下方式打印;适当技术的参与式设计手册。ENERGY | 爱游戏ayx独赢SANITATION0 OCTOBER 10, 2018 2-Biological Waste to Biogas: A Solution to Self-Sustainable ENERGY in Rural india 10月20日- handbook of Participatory Des…