Royal Dutch Shell last year experienced a sharp rise in the number of oil spills caused by pipeline theft in Nigeria, which the company said were the result of larger output and higher oil prices.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/shell-sees-rise-nigeria-oil-spills-2018
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/reuters-africa
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/environment
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/oil-pollution
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/nigeria
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/pollution
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/ecology
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/africa