High Seas Treaty (BBNJ) 2026: 15 Quiz Questions with Answers & Explanations

Team Member Jan 20, 2026

History was made on January 17, 2026. After nearly two decades of fierce negotiations, the UN High Seas Treaty (BBNJ Agreement) officially entered into force. For the first time, humanity has a legally binding framework to protect the "Wild West" of our planet—the vast international waters that belong to no single nation but sustain us all.

If you are preparing for competitive exams or simply care about the planet, here is the breakdown of what this historic day means.

Why This Matters (The "30x30" Goal): Until now, only about 1% of the high seas were protected. This fragmentation made it impossible to achieve the global goal of protecting 30% of the ocean by 2030. This treaty is the missing puzzle piece that finally allows for the creation of Marine Protected Areas (MPAs) in international waters.

The 4 Pillars You Need to Know: The treaty rests on four major pillars designed to balance conservation with equity:

  1. Marine Genetic Resources (MGRs): Fair sharing of benefits (money and data) from deep-sea life used in medicines and cosmetics.

  2. Area-Based Management Tools: Creating safe havens (MPAs) where industrial activity is limited to let nature recover.

  3. Environmental Impact Assessments (EIAs): A "look before you leap" rule requiring countries to assess harm before starting activities like deep-sea mining.

  4. Capacity Building: Helping developing nations get the technology they need to be equal players in ocean governance.

Key Dates to Remember:

  • Adoption of Text: June 2023

  • 60th Ratification: September 19, 2025

  • Entry Into Force: January 17, 2026

15 Quiz Questions with Answers and Explanations

Q1. On which date did the High Seas Treaty officially enter into force?

  • A) September 19, 2025

  • B) January 1, 2026

  • C) January 17, 2026

  • D) March 4, 2023

Answer: C) January 17, 2026 Explanation: The treaty entered into force exactly 120 days after the 60th country ratified it. The 60th ratification occurred in September 2025, triggering the January 17, 2026 start date.

Q2. The High Seas Treaty is formally known as the BBNJ Agreement. What does "BBNJ" stand for?

  • A) Better Biodiversity for National Jurisdictions

  • B) Biodiversity Beyond National Jurisdiction

  • C) Biological Base for Nature and Justice

  • D) Blue Biodiversity for National Joint-waters

Answer: B) Biodiversity Beyond National Jurisdiction Explanation: The agreement covers marine biodiversity in areas beyond national jurisdiction, commonly known as the high seas.

Q3. Under which parent convention was the High Seas Treaty negotiated?

  • A) Paris Agreement

  • B) Convention on Biological Diversity (CBD)

  • C) United Nations Convention on the Law of the Sea (UNCLOS)

  • D) CITES

Answer: C) United Nations Convention on the Law of the Sea (UNCLOS) Explanation: The BBNJ Agreement is the third implementing agreement under UNCLOS, often called the "Constitution for the Oceans."

Q4. What is the specific ratification threshold required for the treaty to enter into force?

  • A) 30 countries

  • B) 50 countries

  • C) 60 countries

  • D) 100 countries

Answer: C) 60 countries Explanation: The text specified that the agreement would become legally binding 120 days after the 60th instrument of ratification was deposited with the UN.

Q5. Which global conservation target does this treaty primarily support?

  • A) Net Zero by 2050

  • B) 30x30 Target

  • C) Zero Hunger

  • D) Plastic-Free Oceans 2040

Answer: B) 30x30 Target Explanation: The treaty provides the legal mechanism to establish Marine Protected Areas (MPAs) on the high seas, which is essential to achieving the goal of protecting 30% of the world's oceans by 2030.

Q6. Which of the following is NOT one of the four key pillars of the BBNJ Agreement?

  • A) Marine Genetic Resources (MGRs)

  • B) Regulation of Deep-Sea Tourism

  • C) Area-Based Management Tools (including MPAs)

  • D) Environmental Impact Assessments (EIAs)

Answer: B) Regulation of Deep-Sea Tourism Explanation: The four pillars are MGRs, Area-Based Management Tools, EIAs, and Capacity Building/Technology Transfer. Tourism is not a standalone pillar, though its impacts may be assessed under EIAs.

Q7. What percentage of the Earth's surface is roughly covered by the "High Seas"?

  • A) 25%

  • B) 30%

  • C) 45-50%

  • D) 70%

Answer: C) 45-50% Explanation: The high seas cover nearly two-thirds of the ocean, which translates to about half of the planet's total surface area.

Q8. What mechanism does the treaty establish to handle "Marine Genetic Resources" (MGRs)?

  • A) A complete ban on collecting genetic material

  • B) Exclusive rights for the country that discovers them

  • C) Fair and equitable sharing of benefits

  • D) Privatization of all deep-sea genetic codes

Answer: C) Fair and equitable sharing of benefits Explanation: The treaty ensures that benefits (monetary and non-monetary) derived from genetic resources found in the high seas are shared equitably, particularly with developing nations.

Q9. Before this treaty, roughly what percentage of the high seas was under protection?

  • A) 1%

  • B) 10%

  • C) 25%

  • D) 50%

Answer: A) 1% Explanation: Prior to the BBNJ Agreement, only about 1% of the high seas were protected due to a fragmented legal framework.

Q10. Which body will serve as the main decision-making organ of the treaty?

  • A) The Security Council

  • B) The Conference of the Parties (COP)

  • C) The International Court of Justice

  • D) The World Ocean Council

Answer: B) The Conference of the Parties (COP) Explanation: The agreement establishes a Conference of the Parties (COP) that will meet regularly to make decisions and review implementation.

Q11. Who deposited the 60th instrument of ratification in September 2025 (triggering the entry into force)?

  • A) United States

  • B) Morocco

  • C) Palau

  • D) India

Answer: B) Morocco Explanation: Reports indicate Morocco was the 60th nation to ratify on September 19, 2025, starting the 120-day countdown to January 17, 2026.

Q12. What does the "Clearing-House Mechanism" in the treaty facilitate?

  • A) Cleaning up plastic waste

  • B) Exchange of information, data, and technology

  • C) Clearing shipping routes

  • D) Settling border disputes

Answer: B) Exchange of information, data, and technology Explanation: This digital platform will allow countries to access research data, request capacity building, and monitor environmental impact assessments.

Q13. If a country plans an activity in the high seas that may cause "substantial pollution," what must they conduct under the new treaty?

  • A) A press conference

  • B) An Environmental Impact Assessment (EIA)

  • C) A profit-sharing agreement

  • D) A naval drill

Answer: B) An Environmental Impact Assessment (EIA) Explanation: The treaty mandates strict standards for conducting EIAs for activities in international waters that could harm marine life.

Q14. The High Seas are defined as the water column beyond which maritime zone?

  • A) The Territorial Sea

  • B) The Contiguous Zone

  • C) The Exclusive Economic Zone (EEZ)

  • D) The Internal Waters

Answer: C) The Exclusive Economic Zone (EEZ) Explanation: The high seas begin where the Exclusive Economic Zone ends (typically 200 nautical miles from the coast).

Q15. Why is the "Capacity Building" pillar significant for developing countries?

  • A) It allows them to build larger navies

  • B) It ensures transfer of marine technology and scientific knowledge

  • C) It grants them ownership of the entire ocean

  • D) It exempts them from environmental rules

Answer: B) It ensures transfer of marine technology and scientific knowledge Explanation: This pillar ensures that developing states have the tools, skills, and technology needed to participate in the treaty and benefit from ocean resources.

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