Climate Litigation News and Case Updates | April 6-10, 2026

This page provides the latest climate litigation news, tracking key court decisions, new filings, and procedural developments from climate change lawsuits around the world. Updates are added on a rolling basis through the Climate Court Litigation Tracker, which monitors significant climate-related cases across national and international courts, including climate lawsuits, climate-related environmental litigation, biodiversity litigation, greenwashing cases, and corporate climate accountability claims.

Below are the latest climate litigation developments from this week, organised by date to reflect when rulings were issued or cases were filed. This page is updated daily as new climate and environmental cases emerge globally. Earlier updates and archived coverage are available in the Resources section.

April 6

South Korea:

• OECD Complaint Targets Korean Public Finance for LNG Carrier Support: Fossil fuel finance, OECD guidelines, shipping emissions

United States:

• Court Rejects Bid to Force Insurer Climate Proposal into Shareholder Proxy: Shareholder rights, corporate governance, climate finance

April 7

United States:

• Science Group Seeks Court Order to Halt Trump Plan Targeting Climate Supercomputers: Climate science infrastructure, administrative law challenge, political retaliation allegations

April 8

Canada:

• Coalition Challenges Ontario “Lawless Zones” Law as Unconstitutional Power Grab: Constitutional challenge, executive overreach, environmental deregulation

United States:

• Lawsuit Targets EPA Rollback of Core U.S. Climate Protections: Endangerment finding, Clean Air Act, vehicle emissions standards

April 9

United States:

• Ninth Circuit Rejects Youth Climate Suit Challenging EPA “Discounting” Practices: Climate governance, intergenerational climate harm, regulatory climate policy

April 10

Argentina:

• Argentine Court Orders Environmental Evidence in Case Over Uruguay HIF Hydrogen Project: Cross-border impacts, evidentiary orders, hydrogen project

Chile:

• Criminal Complaint Targets Casino Dreams Talca Over Alleged Environmental Evasion: Environmental crime, regulatory evasion, corporate liability

Netherlands:

• Dutch Government Appeals Bonaire Climate Ruling and Seeks Suspension: State liability, appellate procedure, climate obligations

United States:

• U.S. Court Allows Net Zero Misleading Claims Case Against JBS to Proceed: Greenwashing, consumer protection, corporate climate claims