Marine heatwaves and species extinctions surge as Trump administration rolls back environmental protections and climate activists challenge deregulation in court.

An enormous marine heatwave off the US west coast is alarming scientists, with compounding effects from El Niño expected to impact summer conditions and marine ecosystems across the region.

The Trump administration is rolling back Biden-era EPA rules on refrigerant greenhouse gases in cooling equipment, claiming the deregulation will lower grocery store prices despite environmental concerns.

Young Americans are filing lawsuits against the Trump administration, arguing that executive orders rolling back pollution protections violate their constitutional rights to life and liberty by worsening climate change and toxic pollution.

Sacramento Mountains checkerspot butterfly's last known caterpillar in human care has died, marking the extinction of the species which hasn't been seen in the wild since 2022, highlighting climate change impacts on endangered species.

Trump officials are planning to repeal Biden-era drinking water limits on 'forever chemicals' (PFAS), with EPA moving to eliminate protection rules as critics condemn the approach as unsafe.

Proposed cuts to US weather data and satellite funding could make forecasts less reliable during hurricane season and record-breaking heat summers, experts warn, as AI tools require ample training data to function effectively.

Climate-driven starvation is pushing grey whales into San Francisco Bay where ship strikes caused 40% of 21 documented deaths; the city is deploying AI technology to prevent future collisions between vessels and whales.

Russia is intensifying crackdowns on Indigenous rights activists like Daria Egereva, who fight against authoritarianism, extractivism, and climate breakdown threatening Russia's Indigenous populations.

A powerful El Niño is forming with potential to match historic episodes that have significantly altered human events, drawing comparisons to past climate disruptions with major global consequences.

Renewable energy sources are surging in the US grid with soaring solar and hydro power pushing more coal offline, signaling a shift in energy generation despite regulatory uncertainty under the current administration.