Russian-U.S. relations have been thrust back in the spotlight in the wake of the U.S.-Czech AMD treaty. U.S. foreign policy expert Mark Brzezinski says further dialog between the two sides is still possible.

The Czech Republic has agreed to the proposal to place part of the U.S. anti-missile shield on its territory. Aleksandr Nikitin, from Moscow State University of International Relations, joined RT to talk about Russia’s reaction to the agreement.

Leaders of the G8 need to find balance between long-term and short-to-mid-term goals, believes Nina Korobova from Global-Carbon.

Leaders of the world's major industrialised nations have agreed on plans to tackle global warming. Climate programme coordinator at the WWF in Moscow, Aleksey Kokorin, says the richest countries have the largest historical responsibility.

Jesse Garcia from Transparency International joined RT to comment on the effect corruption has on the food crisis and climate change.

As global warming ruptures climate patterns and melts ice-caps, international leaders have to tackle world hunger. Andrian Lovett, Director of Campaigns at the charity, Save the Children, says the leaders must deliver what they promised.

G8 leaders should commit themselves to cutting greenhouse emissions by at least 30% by 2020, says Daniel Mittler from Greenpeace.