Reuters: World leaders including U.N. Secretary-General Ban Ki-moon were set to join farmers, fishermen, children and others in a massive demonstration on Sunday to demand action on climate change.
Organizers are expecting 100,000 to join the People's Climate March in midtown Manhattan ahead of this week's U.N. General Assembly, which brings together 120 world leaders to discuss reducing carbon emissions that threaten the environment.
The gathering will include celebrities such as musician Sting, scientists...