Assessing the impact of oil and gas trading, foreign direct investment inflows, and economic growth on carbon emission for OPEC member countries.

The exploration of oil and gas contributes to green-house-gas. While exploring countries ensures economic growth, their activities also contribute to environmental pollution through carbon emissions. The 13-member states of the Organization of the Petroleum Exporting Countries (OPEC) are the world's most important oil-producing and exporting countries.