Record heat is hastening the dissolution of Siberian permafrost, perennially frozen ground that, when thawed, unleashes greenhouse gases and dramatically destabilizes the land.
As the US turns the page on a skeptical and openly hostile administration, environmental science and journalism face continued obstacles—but there is some optimism.
The Gulf of Mexico is littered with tens of thousands of abandoned oil and gas wells, and toothless regulation leaves climate warming gas emissions unchecked.
