Although still a controversial subject, there is a growing consensus that global climate changes are being caused by environmental pollution, especially by greenhouse gases. Do we need to take more urgent action to halt this trend?

Should the international ban on the hunting of whales be lifted?

Should everyone have access to the countryside, even when it’s privately owned?

A groundbreaking new model for environmental policy risk evaluation, the Precautionary Principle is highly controversial - how should the US and the UN approach it?

Should there be a worldwide ban on the use of driftnets to catch fish, including within each country’s Exclusive Economic Zone?