Global shipping is moving invasive species around the world. Can world governments agree on necessary preventative measures?

A rise in container-ship accidents adds to the growing marine plastic pollution problem and poses risks to ocean health, wildlife and mariners.

Experts say the new administration can jumpstart climate protections by taking on rising methane emissions, but it won’t be easy or quick.

A recent string of massive landslides in Alaska and around the world bears the fingerprint of climate change.

A summer of extremes leaves sobering questions about the state of Earth’s largest store of ice, capable of inundating coastlines worldwide as it melts.

The Trump administration wants to gut the National Environmental Policy Act, a move that would silence community criticism of destructive projects and give more power to industry.

Emerging efforts by cities and the federal government show that progress is possible, but experts say systemic changes are still needed.

As remote Alaska warms and melts, it kicks off changes that will affect global systems and worsen climate change.

Many of the gray whales found dead this year have suffered from malnutrition. Researchers are rushing to find the cause.

The deeply unpopular plan would benefit a few rich oil companies while threatening people, wildlife and the climate.