Researchers, including those of Indian-origin, have developed an eco-friendly biodegradable green "herding" agent that can be used to clean up light crude oil spills on water.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/researchers-develop-eco-friendly-oil-spill-solution
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/times-india-new-delhi
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/oil-pollution
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/biodegradable-waste
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/marine-ecosystems
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/water-pollution
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/water-pollution-control
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/environment