Nigeria Sudan savannah is similar but with shorter grasses and shorter trees. Sahel savannah consists of patches of grass and sand, found in the northeast. In the Sahel region, rain is less than per year and the Sahara Desert is encroaching. In the dry northeast corner of the country lies Lake Chad, which Nigeria shares with Niger, Chad and Cameroon. Nigeria's Delta region, home of the large oil industry, experiences serious oil spills and other environmental problems, which has caused conflict. Waste management including sewage treatment, the linked processes of deforestation and soil degradation, and climate change or global warming are
Chad–Cameroon Petroleum Development and Pipeline Project NGO founded and run by native lawyer Samuel Nguiffo. The CED's main purpose is to advocate and campaign against the "liquidation of the regions forests for short-term profit". Certain exploitations within the Cameroon region include logging, hunting for bushmeat, mining for natural resources and the construction of the Chad-Cameroon pipeline. The CED works to inform local communities about their rights to land and community forest concessions, as well as constant documentation and publications to educate the international community. Catholic Relief Services, an international nonprofit humanitarian organization, has been one of the key watchdogs in the pipeline project, even before construction