NOW scrutinizes the apparent conflicts of interest when a former lobbyist is in charge of natural resources, and considers the long-term impact of Washington's environmental policies on the environment.

An interview with a gun industry whistleblower and a look at the lingering toxins in our bodies.

How the US government convinces Americans – and other governments – that war is necessary, and considers a global warming bill in California.

The episode looked into the dangers of nuclear power plants, featured literary legend Doris Lessing and took a look at Gullah culture's contemporary challenges.

NOW looks at the future of digital intellectual property, considers the ethics of the Estate Tax, and looks back at what prompted the Clear Air Act.

Three years before Hurricane Katrina, this episode of NOW considers what would happen if New Orleans were struck by a massive hurricane. Bill Moyers also interviews author and activist Arundhati Roy.

The enormous potential disaster of a hurricane on New Orleans's weak protective barrier.

Panelists discuss the state of the Earth, including population, poverty, hunger, health, energy, water and genetic diversity.

This episode features environmental insiders with the rug pulled out from under them, the varying lives of children around the world, Iraqi economic sanctions and changes afoot in Harlem.

Coal has been a major part of the consciousness of the industrialized world for centuries. What role does coal play in the US and the world?