Environmental Impact Assessment (EIA) is concerned primarily with significant environmental impacts. Environmental Assessments (EA) describes the whole process by which information about the environmental effects of a project is collected and assessed by the development before deciding whether to grant planning permission.
Links:
[1] http://admin.indiaenvironmentportal.org.in/feature-article/assessing-overall-environmental-impacts-vindhyachal-super-thermal-power-project
[2] http://admin.indiaenvironmentportal.org.in/category/author/rakesh-kumar-pandey
[3] http://admin.indiaenvironmentportal.org.in/category/journal/pollution-research
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/environment
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/thermal-power-plants
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/vindhyachal-stps
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/madhya-pradesh
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/sidhi-d
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/environment-impact-assessment-eia