Once a fixture, climate sceptics say they are being stifled in Paris

A man walks past a logo at the climate Generations area at the World Climate Change Conference 2015 (COP21) at Le Bourget, near Paris, France, December 1, 2015. REUTERS/Christian Hartmann

PARIS (Reuters) - To be a climate change sceptic in Paris this week means facing heavy odds.

Arrayed against them are thousands of environmentalists, scientists and even big business leaders, who have come to U.N.-sponsored climate talks to pledge their commitment to cutting the manmade emissions that an overwhelming majority of scientists say are warming the planet.