Nigeria’s petroleum sector, vital to its economy, exists in a state of perpetual tension with
environmental sustainability, particularly within its fragile Niger Delta ecosystem. This paper
employs an interdisciplinary economic lens – synthesizing petroleum economics, maritime
economics, conflict economics, health economics, and energy security – to dissect this complex
trilemma. We argue that the environmental degradation endemic to oil production is not merely
an ecological issue but the root node of interconnected economic crises: diminished maritime
resource productivity, persistent community conflicts, severe public health burdens, and
compromised energy/maritime security. Analyzing data on oil spills, gas flaring, conflict
incidence, health indicators, and maritime activity, we demonstrate how unsustainable practices
generate significant negative externalities that cripple long-term economic prosperity and
stability for host communities and the nation. The paper concludes with a framework for
integrated policy solutions prioritizing environmental restoration, equitable benefit-sharing,
robust health interventions, and strengthened security protocols, positing that true sustainability
is the cornerstone of resolving the region's multidimensional economic challenges and securing
Nigeria's energy future.