Some good news has come with the development of a simple and efficient Gravitational Settling Chamber design that incorporates an innovative approach for the removal of particulate matters from
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/cbri-develops-eco-friendly-technology-brick-making
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/hindu-new-delhi
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/environmental-science