Nations Elevate Climate Goals After Global Stocktake

Nationally Determined Contributions (NDCs) are at the core of the Paris Agreement (2015), representing each country’s self-defined pledges to reduce national greenhouse gas emissions and adapt to climate change impacts. They embody a bottom-up approach, allowing nations to set their own targets based on national circumstances while contributing to the global effort. This self-differentiated responsibility acknowledges varying capacities and historical contributions to emissions. The Global Stocktake (GST) is a comprehensive, periodic assessment mandated by the Paris Agreement to evaluate the collective progress towards its long-term goals, particularly limiting global warming to 1.5°C. The first GST concluded recently, highlighting significant gaps between current pledges and the required trajectory. “Enhanced NDCs” refer to these updated, more ambitious national climate plans submitted in response to the GST’s findings, aiming to bridge the ambition gap and accelerate climate action.

The concept of NDCs emerged from the Paris Agreement, adopted in 2015, which replaced the top-down approach of the Kyoto Protocol with a flexible, universal framework. The Agreement’s long-term goal is to limit global average temperature increase to well below 2°C above pre-industrial levels, pursuing efforts to limit it to 1.5°C. To achieve this, countries commit to successive NDCs, which are intended to become progressively more ambitious over time, a mechanism known as the Ratchet Mechanism or ambition cycle. The Global Stocktake, outlined in Article 14 of the Paris Agreement, was designed as a crucial accountability tool, occurring every five years to inform the next round of NDC enhancements.

The Paris Agreement entered into force on 4 November 2016.

NDCs typically encompass several components. The primary focus is often on mitigation targets, outlining specific reductions in greenhouse gas emissions from various sectors like energy, industry, and agriculture. These targets can be economy-wide or sector-specific, absolute or intensity-based, reflecting diverse national contexts. Alongside mitigation, NDCs also include adaptation components, detailing strategies and plans to build resilience to the inevitable impacts of climate change, such as early warning systems, climate-resilient infrastructure, and sustainable water management. Some NDCs incorporate elements related to Loss and Damage, acknowledging the irreversible impacts of climate change, especially for vulnerable nations. Furthermore, they may specify means of implementation, including financial needs, technology transfer, and capacity-building requirements. These contributions are often categorized as unconditional (to be achieved domestically) or conditional (dependent on international support).

The first Global Stocktake concluded at COP28 in Dubai, December 2023, providing a stark assessment of collective progress. It affirmed that the world is not on track to meet the Paris Agreement’s 1.5°C goal. The GST found that current NDCs would lead to a global temperature increase of approximately 2.5-2.9°C by 2100, far exceeding the desired limit. Critically, the GST urged countries to submit new, more ambitious NDCs by early 2025, ahead of COP30, covering all greenhouse gases, sectors, and categories, aiming for economy-wide absolute emission reduction targets. This call for enhanced ambition is crucial, as the Intergovernmental Panel on Climate Change (IPCC) indicates that global emissions must peak before 2025 and be cut by 43% by 2030 (relative to 2019 levels) to keep 1.5°C within reach.

Enhanced NDCs are intrinsically linked to protecting and restoring ecological processes. By committing to deeper emission cuts, nations aim to slow down global warming, thereby reducing the frequency and intensity of extreme weather events like droughts, floods, and heatwaves, which severely disrupt natural ecosystems and their services. Mitigation efforts, such as transitioning to renewable energy, promoting sustainable transport, and improving energy efficiency, directly reduce atmospheric greenhouse gas concentrations. Furthermore, NDCs often include targets for nature-based solutions (NBS), such as afforestation, reforestation, agroforestry, and sustainable land management, which enhance carbon sequestration in terrestrial and marine ecosystems. These actions not only help achieve climate goals but also bolster biodiversity, improve soil health, protect water cycles, and enhance food security, fostering overall ecosystem resilience against climate shocks.

Climate change is recognized as one of the most significant drivers of biodiversity loss, exacerbating habitat destruction, pollution, and invasive species. Enhanced NDCs, through their robust mitigation and adaptation components, offer a vital pathway to safeguard biodiversity. By reducing emissions, they limit the impacts of rising temperatures, ocean acidification, and altered precipitation patterns that threaten species and ecosystems globally. Many countries integrate biodiversity conservation targets into their NDCs, focusing on protecting critical habitats, expanding protected areas, and promoting sustainable agriculture and forestry practices. For instance, initiatives to restore degraded lands, protect coastal mangroves, or conserve wetlands serve as both vital carbon sinks and crucial habitats for diverse species, demonstrating the profound co-benefits of integrated climate and conservation strategies for a healthy planet.

While NDCs are nationally determined, their submission and review are governed by the legally binding Paris Agreement. The Agreement establishes an institutional framework under the UNFCCC, including the Conference of the Parties (COP) and its subsidiary bodies, to oversee NDC implementation and the Global Stocktake. A key element is the Enhanced Transparency Framework (ETF), operationalized since January 2024, which mandates all Parties to regularly report on their emissions, NDC progress, and support received/provided. This robust reporting system is crucial for building trust and accountability among nations. Nationally, countries translate their NDCs into domestic policies, laws, and investment plans. India’s commitment to achieving Net Zero by 2070 and its India’s green transition initiatives, alongside considering measures like carbon taxes, exemplify such integration and implementation challenges.

The call for enhanced NDCs is deeply rooted in the scientific consensus provided by the Intergovernmental Panel on Climate Change (IPCC). Its comprehensive Assessment Reports, particularly the Sixth Assessment Report (AR6) Synthesis Report, have consistently highlighted the urgency of deeper and faster emission cuts to avoid catastrophic warming and provided crucial scientific input for the GST. The UNEP Emissions Gap Report annually assesses the difference between projected global emissions under current NDCs and the levels consistent with the Paris Agreement goals, serving as a critical input for the GST and subsequent NDC enhancements. Other international agreements like the Kunming-Montreal Global Biodiversity Framework (GBF) adopted at COP15 also reinforce the need for robust climate action, recognizing the interconnectedness of climate change and biodiversity loss, urging synergistic implementation of these vital global agendas for a sustainable future.

Following the first Global Stocktake at COP28 (December 2023), the Dubai Consensus explicitly urged Parties to prepare new, more ambitious NDCs by early 2025, ahead of COP30. These new NDCs are expected to be economy-wide, cover all greenhouse gases, and align with the 1.5°C target. Key elements of the Consensus included a call for transitioning away from fossil fuels in energy systems, tripling renewable energy capacity, and doubling energy efficiency by 2030, all in a “just, orderly, and equitable manner.” India, a signatory to the Paris Agreement, submitted its updated NDCs in August 2022, committing to reduce emissions intensity of its GDP by 45% by 2030 (from 2005 levels) and achieve 50% cumulative electric power installed capacity from non-fossil fuel-based energy resources by 2030. India also launched the ‘Lifestyle for Environment’ (LiFE) movement, promoting sustainable consumption patterns as a global mass movement.

Previous UPSC Prelims questions often test understanding of core climate change conventions and mechanisms. For enhanced NDCs, potential questions could revolve around: What is the significance of the Global Stocktake? How do NDCs differ from commitments under the Kyoto Protocol? What is the ‘ratchet mechanism’ in the context of the Paris Agreement? What are India’s updated NDC targets? Candidates should be familiar with the timeline of key climate COPs, the difference between mitigation and adaptation, and the role of bodies like the IPCC. Questions may also explore the interplay between climate action and sustainable development goals, or the implications of the 1.5°C target for global policy and equity concerns among nations.

Consider the following for an MCQ:
1. Which of the following statements regarding Enhanced NDCs post-Global Stocktake is/are correct?
I. The first Global Stocktake concluded at COP28.
II. Countries are urged to submit new NDCs by COP30.
III. Enhanced NDCs must exclusively focus on mitigation targets.
Select the correct option: (a) I only (b) I and II only (c) II and III only (d) I, II and III
Answer: (b) I and II only. Statement III is incorrect as NDCs typically include both mitigation and adaptation components.*

2. The ‘ratchet mechanism’ associated with the Paris Agreement primarily refers to:
(a) A system for financial penalties for non-compliance.
(b) The periodic increase in ambition of Nationally Determined Contributions.
(c) A framework for technology transfer to developing countries.
(d) The process of global carbon market trading.
Answer: (b) The periodic increase in ambition of Nationally Determined Contributions.*