Public health and environmental groups sued the Obama administration on Tuesday to overturn a decision that scrapped tougher standards on smog pollution which causes lung and heart problems.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/greens-sue-obama-administration-over-axed-smog-rule
[2] http://admin.indiaenvironmentportal.org.in/category/author/timothy-gardner
[3] http://admin.indiaenvironmentportal.org.in/category/newspaper/planet-ark-australia
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/united-states-america-us
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/air-pollution
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/health-effects
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/lung-disease
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/heart-diseases
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/ozone
[10] http://admin.indiaenvironmentportal.org.in/category/thesaurus/air-quality-standards
[11] http://admin.indiaenvironmentportal.org.in/category/thesaurus/mercury
[12] http://admin.indiaenvironmentportal.org.in/category/thesaurus/green-house-gases