Negotiators at the United Nations are advancing proposals for a global tax treaty that could require major fossil fuel companies and the ultra-wealthy to pay for climate damages and support resilience funding — a contentious move reflecting rising global climate accountability demands.

Global carbon emissions rose in 2025, reversing recent declines and highlighting structural challenges in energy demand, electrification, and the pace of the clean energy transition.

New research shows rising carbon dioxide concentrations are increasing calorie density in staple crops while reducing essential nutrients, raising long-term health and food security concerns.

A new UN Global Environment Outlook report estimates $5 billion in environmental damage every hour from food and fossil-fuel production, urging a fundamental reset of how the world prices risk, allocates capital and designs policy.

A surge in satellite launches and reentries is releasing metal particles and emissions into the upper atmosphere, prompting scientists to warn of underrecognized environmental and climate risks.

At COP30, the world’s major power companies signal a decisive shift toward grid-scale investment.

University of Michigan researchers pioneer a circular-carbon breakthrough for aviation.