from up land portion of the ocean. the course contents are: design of , penstock , water resources engineering by syed ahmad amin shah - feb , design optimization of hydraulic penstock design optimization is the selection of most efficient and cost effective diameter of penstock, taking in to account...
by haseeb jamal - oct , environmental impact of ordinary portland cement there are lots of environmental impacts of cement on our ecology. one of the major problems is emission of co from the cement industry. it is found that world yearly billion tons production of cement covers % of carbon dioxide's...
identifying the risk factors of food insecurity around the world analyzing the u.n. food insecurity experience scale, ers researchers found that low levels of education, weak social networks, and the inability of a person to count on family and friends in times of need were common risk factors. developing...