A memorable landlord, a summary of lessons from previous episodes, and how the ideological rifts in the US could affect the climate change policy window.

Bad housemates, the global commons, national policy reversals in the US, what the public is thinking, and bipartisan action at the state level.

Disappearing birds and oaks, disputes over the Endangered Species Act, the comeback of the endangered Sierra Nevada bighorn sheep, and climate change's threats to coral reefs and tropical forests.

Energy efficiency and renewables are unquestionably the waves of the present and future. But we must keep our eyes wide open to collateral impacts.

Twists and turns in the US's dependence on coal, the ripple effects of oil crises, and a coal miner's daughter describes the devastation in her community.

Forests, the Panama Canal, hydropower in Brazil, and the US's dam building frenzy in the 20th century.

A stop sign with bullet holes, garbage wars, environmental justice, and Japan's proximity principle.

Leaded gasoline and moms, mice, misfueling, and crime.

Acid rain was front and center on our nation's environmental agenda, but that issue seems to have dropped from sight. What's the story?

Why and how environmental issues rose on the national political agenda in the 1960s and 70s.