The Paris agreement, while committing countries to limit global warming, doesn’t actually use the term “fossil fuel.” The world needs a treaty on the non-proliferation of fossil fuels, Lidy Nacpil of the Asian Peoples’ Movement on Debt and Development said during the opening plenary of the United Nations Climate Ambition Summit taking place today. The non-proliferation treaty’s supporters based it on the same principles as the 1970 Treaty on the Non-Proliferation of Nuclear Weapons.