The UN Convention to Combat Desertification convenes its seventeenth conference of parties in Ulaanbaatar this week as simultaneous drought emergencies across the Northern Hemisphere – from Mongolia’s steppes to Britain’s parks – demonstrate that land degradation is no longer a slow-moving crisis confined to arid regions but an immediate threat to food, water, and energy security in wealthy and poor nations alike.
The Forgotten Rio Convention Finally Gets Its Moment
The UNCCD was born at the 1992 Rio Earth Summit alongside the UN Framework Convention on Climate Change (UNFCCC) and the Convention on Biological Diversity (CBD) – the so-called “Rio trio.” Yet while the climate COP meets annually and the biodiversity COP every two years, the desertification COP has long operated in near-invisibility, attracting a fraction of the media attention, ministerial presence, and financial pledges of its siblings. COP17 in Mongolia marks the first time the convention has met in a country where desertification is not an abstract negotiation topic but a daily, visible reality: roughly 77% of Mongolian territory is classified as degraded, and the Gobi Desert expands by approximately 3,600 square kilometers each year.
The venue itself – a purpose-built complex in a national park outside Ulaanbaatar – signals Mongolia’s determination to force the issue onto the global agenda. The host government has framed the summit around “land-based solutions” that simultaneously address desertification, climate mitigation, and biodiversity loss. That framing is deliberate: the UNCCD has struggled to secure dedicated finance because donors often view land restoration as a local environmental issue rather than a global public good. By positioning restored land as a carbon sink, a biodiversity corridor, and a buffer against drought-driven migration, Mongolian negotiators hope to unlock climate finance streams that have historically bypassed the convention.
The numbers underscore the mismatch between need and response. The UN estimates that 40% of the planet’s land surface is already degraded, directly affecting half a billion people since the 1980s. The Global Land Outlook projects that restoring just 15% of degraded land could avoid 60% of expected species extinctions while sequestering up to 300 gigatons of CO2 equivalent by 2050 – roughly six years of current global emissions. Yet the UNCCD’s own budget runs in the low tens of millions annually, and the Global Environment Facility’s land degradation focal area receives roughly 10% of total GEF funding. That points to a structural problem: the convention lacks a binding target equivalent to the Paris Agreement’s 1.5°C goal or the CBD’s 30×30 pledge, leaving countries without a clear metric for accountability.
Drought as a Systemic Risk to Energy Infrastructure
The emergency Cobra meeting chaired by the UK prime minister in August 2026 – a body normally reserved for wars, terrorism, and pandemics – reveals how quickly drought has escalated from agricultural concern to national security priority. That shift has direct implications for energy systems that the UNCCD negotiations have only begun to integrate. Hydropower, which supplies roughly 15% of global electricity, is acutely vulnerable: European hydro output fell 20% in 2022 due to drought, and China’s Sichuan province – a hydropower hub – faced rolling blackouts in 2022 and 2023 when reservoir levels collapsed. Thermal plants (coal, gas, nuclear) face parallel constraints: France curtailed nuclear output in 2022 and 2023 because river temperatures exceeded cooling-water discharge limits, and US plants on the Mississippi and Missouri rivers have repeatedly reduced generation during low-flow summers.
If current drying trends hold, the International Energy Agency estimates that 15-20% of global thermal capacity could face water-stress-related derating by 2040 under a high-emissions scenario. That is not a marginal adjustment – it is a structural threat to grid reliability that demands land-use solutions. Restored watersheds, reforested catchments, and soil-carbon rebuilding all increase water retention and regulate flow, directly benefiting downstream energy infrastructure. By comparison, the energy sector’s own adaptation planning rarely incorporates upstream land management; utility resource plans typically treat water availability as an exogenous risk rather than a variable influenced by land stewardship. COP17’s draft decision text includes a first-ever explicit call for “energy-water-land nexus assessments” in national drought plans – a modest step, but one that could force ministries of energy and environment to coordinate on watershed restoration as grid resilience investment.
Meanwhile, the renewable energy buildout creates its own land-pressure dynamic. Solar and wind require 10-100 times more land per unit of energy than fossil fuel plants, and developers increasingly target degraded or marginal lands to avoid conflicts with agriculture and conservation. That creates a perverse incentive: if degraded land is cheap and available, there is less pressure to restore it. But if restoration generates carbon credits, biodiversity credits, and water-regulation value, the economics shift. The UNCCD’s Land Degradation Neutrality (LDN) framework – adopted in 2015 but operational in only about 80 countries – could provide the accounting infrastructure to value restored land in energy project siting decisions. That points to a potential convergence: energy developers seeking social license and carbon credits, governments needing to meet LDN targets, and the UNCCD needing demonstrable outcomes.
Critical Minerals and the Degradation Paradox
A less discussed but rapidly intensifying tension sits at the intersection of the energy transition and desertification: critical minerals extraction. The IEA projects that lithium, cobalt, nickel, and rare earth demand could quadruple by 2040 in a net-zero scenario. Many of the world’s largest deposits – lithium in Chile’s Atacama and Argentina’s salars, copper in Mongolia’s Oyu Tolgoi and Chile’s Atacama, rare earths in China’s Inner Mongolia and the US Mountain Pass – lie in arid or semi-arid regions already experiencing severe water stress and land degradation. Mining operations consume vast water volumes, disrupt fragile soil crusts that prevent wind erosion, and leave tailings that can render land unusable for decades.
Mongolia embodies this paradox. The Oyu Tolgoi copper-gold mine, one of the world’s largest, operates in the South Gobi where herders have reported drying wells and degraded pastures. Yet the same copper is essential for the wind turbines and grid infrastructure that Mongolia – and the world – needs to decarbonize. COP17’s host country has a direct stake in negotiating standards that prevent “green mining” from accelerating the very desertification the convention exists to combat. The draft ministerial declaration includes language on “responsible mineral governance for land degradation neutrality,” but binding safeguards remain elusive. That points to a governance gap: the UNFCCC tracks emissions, the CBD tracks biodiversity, but no convention comprehensively regulates the land-footprint of transition minerals. The UNCCD could fill that role – if parties agree to expand its mandate beyond agricultural and pastoral land.
Who This Affacts
- Utility planner: Drought-driven derating of thermal and hydro assets is no longer a tail risk – it is a recurring operational constraint. Integrate watershed restoration and soil-carbon projects into resource adequacy modeling as non-wires alternatives to new peaking capacity.
- Renewable energy developer: Degraded land availability for solar/wind siting will tighten as LDN targets gain traction. Early engagement with national LDN focal points can secure preferential siting and carbon-co-benefit revenue streams.
- Policy analyst: The UNCCD’s emerging “drought protocol” (negotiated at COP16 in Riyadh, finalized at COP17) will create the first binding international framework for proactive drought risk management. Track national implementation plans for cross-sectoral mandates affecting energy, agriculture, and urban water supply.
- Investor in natural capital: Land restoration projects with verified carbon, biodiversity, and water-regulation outcomes are approaching investable scale. The UNCCD’s new “Land Degradation Neutrality Fund” structure – blending public first-loss capital with private senior debt – could unlock $50-100 billion annually by 2030 if COP17 agrees on standardized metrics.
- Grid operator: Multi-year drought cycles correlate with simultaneous hydro shortfalls, thermal derating, and peak cooling demand. Scenario planning must incorporate land-use change projections in upstream basins, not just historical hydrology.
What to Watch Next
- Adoption of a binding drought protocol: COP16 in Riyadh advanced a protocol text requiring parties to develop national drought plans with early-warning triggers, vulnerability mapping, and pre-arranged finance. Final adoption at COP17 would create the first enforceable international drought-risk framework – watch for holdouts among major economies.
- Finance pledges for the LDN Fund: The fund’s target is $2 billion in committed capital by 2028. Current pledges stand at roughly $600 million. A significant replenishment announcement at COP17 – particularly from G7 climate finance envelopes – would signal donor recognition of land restoration as climate infrastructure.
- Synergy decision with UNFCCC and CBD: A proposed “Rio Trio Joint Work Programme” would align national reporting, avoid double-counting of nature-based solutions, and create a single pipeline for project preparation. Agreement on governance structure (secretariat-led vs. party-led) is the key friction point.
- Mongolia’s domestic commitment: The host government has pledged to restore 1 million hectares by 2030 under its “Billion Trees” initiative. Implementation progress – survival rates, herder participation, budget execution – will be a real-time test case for whether political will translates into measurable land improvement.
- Critical minerals safeguards language: Whether the final declaration includes mandatory environmental and social impact assessments for transition-mineral projects in drylands, with LDN compliance as a licensing condition. This would set a precedent for mineral-governance standards globally.
Bottom line: The world’s drying lands are no longer a peripheral environmental issue – they are a central constraint on the energy transition, food security, and macroeconomic stability. COP17 in Mongolia will not solve desertification in two weeks, but it can finally give the UNCCD the political weight, financial architecture, and cross-sectoral mandate to treat land restoration as the infrastructure investment it is. The alternative is managing escalating drought emergencies through Cobra committees and rolling blackouts – a strategy that is already failing.
Read the full report at Climate Home News
Note: facts and figures attributed above to reflect that outlet's original reporting. Broader context, cross-sector connections, and forward-looking scenarios reflect independent analysis by our editorial team.
About this article: Drafted by Energy Ai with AI-assisted research and writing based on public reporting, then reviewed under our editorial process before publication.
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