Climate Week

The UN General Assembly's general debate continued into its fifth day in New York, with world leaders and foreign ministers taking the rostrum to lay out their governments' positions on conflicts, climate and development. UN News is summarising the day's key speeches and moments for audiences following the annual high-level week.

US Supreme Court Justice Samuel Alito will not take part in a major climate change case when it is heard next week. The case is one of the most significant climate-related disputes to reach the Court, and his absence leaves eight justices to decide it, raising the possibility of a 4-4 split that would leave lower court rulings in place. No reason for his non-participation has been given in the announcement.

The International Union for Conservation of Nature used the UN General Assembly and New York Climate Week to advance its agenda on nature protection, ocean conservation and climate action. The organisation says the gatherings offered a key moment to push for stronger commitments linking biodiversity and climate policy ahead of upcoming global negotiations.

US Supreme Court Justice Samuel Alito has recused himself from a major climate-change case scheduled to be heard next week, according to the Washington Times. The recusal means the remaining eight justices will decide a dispute with significant implications for climate regulation. No reason for the step-aside was given in the report, and it is not yet clear how his absence might affect the outcome or the court's ruling.

Canada's Minister of Foreign Affairs took the floor at the 81st session of the United Nations General Assembly in New York, delivering the country's statement as part of the annual general debate. The address comes as world leaders use the high-level week to lay out their governments' positions on conflicts, climate and multilateral cooperation.

Climate Week NYC is underway, bringing together governments, companies and campaigners in New York to discuss emissions cuts and climate finance ahead of the UN General Assembly. The Wall Street Journal's climate newsletter also examines a possible silver lining to the recent surge in borrowing costs, suggesting higher rates could push firms toward more efficient, lower-carbon investment decisions.

Climate Week NYC has wrapped up, with coverage pointing to two major themes: the build-out of smart electricity grids and growing attention to ocean resilience. Businesses, governments and campaigners used the annual New York gathering to announce commitments and debate how to finance cleaner energy systems and protect marine ecosystems.

President Trump is set to announce a $15 billion steel project in Iowa, according to the Washington Examiner. The announcement comes as the Republican Party faces a difficult midterm election climate, and the timing is being read as an effort to showcase economic investment and manufacturing jobs in a key farming and industrial state ahead of the vote.

Yale School of the Environment published five key takeaways from its experts following Climate Week in New York City. The roundup distills what environmental scholars saw as the most significant themes and outcomes from the annual gathering, which brings together governments, businesses and advocates on climate action.

The European Union is taking part in the FAO's Committee on Forestry and the 10th World Forest Week, meetings held at the UN food and agriculture agency in Rome. The EU delegation is presenting its positions on global forest protection, sustainable forest management and forest-related climate policy. The gathering brings together governments and experts to coordinate international action on forests.

Student protesters interrupted an NVIDIA panel on artificial intelligence and climate held during NYC Climate Week. Footage shared by Al Jazeera shows activists taking over the session, adding to ongoing criticism of the tech industry's energy-hungry AI expansion and its climate commitments. The disruption has drawn attention during a week when companies are showcasing their environmental pledges.

During New York Climate Week, commentators highlighted lessons Indonesia could draw from the rapid solar energy growth seen across ASEAN nations and Pakistan. The discussion focused on regional insights into how neighbouring and comparable markets expanded solar adoption, and what policies or conditions Indonesia might replicate to accelerate its own clean energy transition.

Axios published a weekly rundown of energy and climate deals announced during the week of September 21. The roundup collects funding rounds, acquisitions, and investment activity across the clean energy and climate technology sectors into a single briefing. Such weekly digests are used by investors, founders, and policy watchers to track where climate capital is flowing.

New York Climate Week is under way, drawing attention to how discussions around climate change and energy are shifting. Observers note the conversation increasingly centres on the transition to cleaner energy sources, the role of businesses and governments, and how climate commitments are being put into practice. The annual gathering brings together policymakers, companies and campaigners in New York City.

Yale University is taking part in Climate Week NYC with a focus on turning climate knowledge into practical action. The university's involvement highlights how academic research is being connected to policy, business and public initiatives during one of the world's largest annual climate gatherings. The event brings together leaders and experts to discuss solutions to the climate crisis.

Mars, Incorporated has published reflections from New York Climate Week 2026 under the title 'Holding the Line', weighing in on the state of climate action following the annual gathering. The company's take, framing the moment as one about maintaining commitments, adds a corporate voice to the broader conversation on how businesses are keeping climate pledges on track.

Colorado Politics columnist Hal Bidlack runs through a packed week in American politics, touching on artificial intelligence, public outrage, border walls and killings. The roundup ties together the stories that dominated headlines and conversation over recent days, offering commentary on each. Readers are weighing in on how these separate developments reflect the state of the country's political climate.

The Center for American Progress has published a set of policy lessons drawn from Climate Week NYC, focused on building a clean industrial future. The piece outlines takeaways for advancing clean manufacturing and industrial decarbonisation, adding to the wider debate in the United States over how climate policy can support industry and jobs while cutting emissions.

Stella McCartney used her show at Paris Fashion Week to draw attention to climate concerns, continuing her long-standing focus on sustainability in fashion. The presentation reinforced her reputation as one of the industry's most prominent advocates for environmentally responsible design, coming at a moment when fashion's environmental footprint is under growing scrutiny from consumers and regulators alike.

A global weather hazards summary covering October 1 to 7, 2026 has been issued, outlining the main climate-related risks expected worldwide during that week, including drought, flooding and other extreme weather threats to food security and vulnerable populations. Such weekly bulletins are closely watched by humanitarian agencies and governments for early warning on regions facing weather-driven crises.

The National Audubon Society is taking part in Climate Week NYC, highlighting efforts to drive impact and action on climate change. The event brings together organisations, businesses and policymakers in New York to discuss solutions such as habitat protection and emissions reduction. Attention is focused on how conservation groups and climate advocates can work together on concrete commitments.

Riverside Church in New York, Columbia University's Climate School and the Center for Earth Ethics opened Climate Week with an event featuring former Vice President Al Gore, focused on mobilizing public action on climate change. The gathering paired religious and academic institutions with political advocacy, emphasizing grassroots mobilization alongside policy work during the annual climate summit period.

During Climate Week, discussion is turning to how artificial intelligence is reshaping climate strategy. Commentary published around the event argues that companies and policymakers must weigh AI's growing energy demands against its potential to speed up emissions reductions, clean energy planning and sustainability reporting. Observers say the intersection of AI and climate policy is becoming a central theme as data centre power use rises worldwide.

Global Fashion Agenda has published a reflection on Climate Week NYC 2026, focusing on how the fashion industry can accelerate its sustainability transformation. The piece reviews discussions held during the annual climate summit in New York, where brands, policymakers and advocates gathered to push progress on reducing the sector's environmental footprint and scaling climate action across supply chains.

Duke University presented its climate resilience strategies during Climate Week NYC, joining global leaders, researchers and advocates gathering in New York to discuss adaptation and emissions solutions. The university highlighted its work on preparing communities for climate impacts, aligning with the week's broader focus on translating climate research and policy commitments into practical action.

During Climate Week, a social media user offered a mock-serious contribution to the climate debate, claiming never having owned a car as their personal environmental achievement. The deliberately sarcastic tone, including telling people not to ask questions, reflects a broader wave of ironic and low-effort climate commitments circulating online alongside the formal conference discussions.

Speakers at a Climate Week panel argued that while the ESG label has become a political flashpoint and fallen out of favor, the underlying environmental, social and governance risks have not disappeared. Panelists advised investors to look past the label and focus on those risks and on what matters to their clients, rather than abandoning the analysis itself.

During Climate Week NYC, the Pulitzer Center highlighted the role of environmental journalism in driving collective action on climate change. The discussion emphasized how reporting connects communities, exposes environmental harms, and supports coordinated responses to the climate crisis, as leaders, journalists and activists gathered in New York for the annual summit.

After nearly 400 millimetres of rain flooded Lincoln, Ontario, in under two weeks in August, attention is turning to what it would cost to protect the province's communities from extreme weather. Estimates run into the billions of dollars, and analysts caution that attracting private investors to fund climate-resilience projects may prove difficult, leaving questions about who ultimately pays.

The University of Michigan Law School is marking Climate Week with a guided overview of climate law, walking audiences through the legal frameworks shaping climate policy and action. The feature ties into Climate Week events taking place globally, where law schools, companies and governments are highlighting how legislation and litigation are becoming central tools in addressing climate change.