Inter Press Service: The G8’s failure to make meaningful commitments on climate last week pushes the world ever closer to global climate catastrophe, experts warn. Without commitments to take action, there is little comfort in G8 countries’ agreement to keep overall global warming below 2.0 degrees Celsius. "If they took the 2.0-degree commitment seriously, it would imply a vigourous and immediate carbon emission reduction programme," said Michael Oppenheimer, a professor of Geosciences and International …